Home / 240,708.16-332,180.76-138,677.32

Finding the Fourth Proportional to 240,708.16, 332,180.76 and 138,677.32

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Solution

The fourth proportional to 240,708.16, 332,180.76 and 138,677.32 is: 191,376.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,708.16 : 332,180.76 = 138,677.32 : x
  2. Step 2: Convert to fraction form
    240,708.16/332,180.76 = 138,677.32/x
  3. Step 3: Cross multiply
    240,708.16x = 332,180.76 × 138,677.32
  4. Step 4: Simplify right side
    240,708.16x = 46,065,937,552.36
  5. Step 5: Solve for x
    x = 46,065,937,552.36/240,708.16
  6. Step 6: Final answer
    x = 191,376.72

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1.5x scale

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.