Home / 88,111.23-121,590.24-47,824.13

Finding the Fourth Proportional to 88,111.23, 121,590.24 and 47,824.13

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Solution

The fourth proportional to 88,111.23, 121,590.24 and 47,824.13 is: 65,995.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,111.23 : 121,590.24 = 47,824.13 : x
  2. Step 2: Convert to fraction form
    88,111.23/121,590.24 = 47,824.13/x
  3. Step 3: Cross multiply
    88,111.23x = 121,590.24 × 47,824.13
  4. Step 4: Simplify right side
    88,111.23x = 5,814,947,444.49
  5. Step 5: Solve for x
    x = 5,814,947,444.49/88,111.23
  6. Step 6: Final answer
    x = 65,995.53

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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.