Home / 55,899.04-77,133.65-37,789.15

Finding the Fourth Proportional to 55,899.04, 77,133.65 and 37,789.15

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Solution

The fourth proportional to 55,899.04, 77,133.65 and 37,789.15 is: 52,144.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,899.04 : 77,133.65 = 37,789.15 : x
  2. Step 2: Convert to fraction form
    55,899.04/77,133.65 = 37,789.15/x
  3. Step 3: Cross multiply
    55,899.04x = 77,133.65 × 37,789.15
  4. Step 4: Simplify right side
    55,899.04x = 2,914,815,333.10
  5. Step 5: Solve for x
    x = 2,914,815,333.10/55,899.04
  6. Step 6: Final answer
    x = 52,144.29

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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.