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Finding the Fourth Proportional to 91,524.59, 126,300.23 and 53,285.22

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Solution

The fourth proportional to 91,524.59, 126,300.23 and 53,285.22 is: 73,531.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,524.59 : 126,300.23 = 53,285.22 : x
  2. Step 2: Convert to fraction form
    91,524.59/126,300.23 = 53,285.22/x
  3. Step 3: Cross multiply
    91,524.59x = 126,300.23 × 53,285.22
  4. Step 4: Simplify right side
    91,524.59x = 6,729,935,275.17
  5. Step 5: Solve for x
    x = 6,729,935,275.17/91,524.59
  6. Step 6: Final answer
    x = 73,531.45

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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.