Home / 136,932,527.66-188,907,508.44-90,587,329.52

Finding the Fourth Proportional to 136,932,527.66, 188,907,508.44 and 90,587,329.52

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Solution

The fourth proportional to 136,932,527.66, 188,907,508.44 and 90,587,329.52 is: 124,971,232.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,932,527.66 : 188,907,508.44 = 90,587,329.52 : x
  2. Step 2: Convert to fraction form
    136,932,527.66/188,907,508.44 = 90,587,329.52/x
  3. Step 3: Cross multiply
    136,932,527.66x = 188,907,508.44 × 90,587,329.52
  4. Step 4: Simplify right side
    136,932,527.66x = 17,112,626,714,911,924
  5. Step 5: Solve for x
    x = 17,112,626,714,911,924/136,932,527.66
  6. Step 6: Final answer
    x = 124,971,232.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.