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Finding the Fourth Proportional to 60,022.88, 90,053.76 and 28,854.08

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Solution

The fourth proportional to 60,022.88, 90,053.76 and 28,854.08 is: 43,290.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,022.88 : 90,053.76 = 28,854.08 : x
  2. Step 2: Convert to fraction form
    60,022.88/90,053.76 = 28,854.08/x
  3. Step 3: Cross multiply
    60,022.88x = 90,053.76 × 28,854.08
  4. Step 4: Simplify right side
    60,022.88x = 2,598,418,395.34
  5. Step 5: Solve for x
    x = 2,598,418,395.34/60,022.88
  6. Step 6: Final answer
    x = 43,290.47

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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.