Home / 90,562.20-135,666.60-59,302.68

Finding the Fourth Proportional to 90,562.20, 135,666.60 and 59,302.68

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Solution

The fourth proportional to 90,562.20, 135,666.60 and 59,302.68 is: 88,838.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,562.20 : 135,666.60 = 59,302.68 : x
  2. Step 2: Convert to fraction form
    90,562.20/135,666.60 = 59,302.68/x
  3. Step 3: Cross multiply
    90,562.20x = 135,666.60 × 59,302.68
  4. Step 4: Simplify right side
    90,562.20x = 8,045,392,966.49
  5. Step 5: Solve for x
    x = 8,045,392,966.49/90,562.20
  6. Step 6: Final answer
    x = 88,838.31

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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.