Home / 84,800.08-127,202.82-42,657.13

Finding the Fourth Proportional to 84,800.08, 127,202.82 and 42,657.13

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Solution

The fourth proportional to 84,800.08, 127,202.82 and 42,657.13 is: 63,987.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,800.08 : 127,202.82 = 42,657.13 : x
  2. Step 2: Convert to fraction form
    84,800.08/127,202.82 = 42,657.13/x
  3. Step 3: Cross multiply
    84,800.08x = 127,202.82 × 42,657.13
  4. Step 4: Simplify right side
    84,800.08x = 5,426,107,229.11
  5. Step 5: Solve for x
    x = 5,426,107,229.11/84,800.08
  6. Step 6: Final answer
    x = 63,987.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.