Home / 71,552.76-98,725.26-42,877.08

Finding the Fourth Proportional to 71,552.76, 98,725.26 and 42,877.08

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Solution

The fourth proportional to 71,552.76, 98,725.26 and 42,877.08 is: 59,159.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,552.76 : 98,725.26 = 42,877.08 : x
  2. Step 2: Convert to fraction form
    71,552.76/98,725.26 = 42,877.08/x
  3. Step 3: Cross multiply
    71,552.76x = 98,725.26 × 42,877.08
  4. Step 4: Simplify right side
    71,552.76x = 4,233,050,871.04
  5. Step 5: Solve for x
    x = 4,233,050,871.04/71,552.76
  6. Step 6: Final answer
    x = 59,159.85

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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.