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Finding the Fourth Proportional to 89,033.98, 133,501.04 and 60,985.70

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Solution

The fourth proportional to 89,033.98, 133,501.04 and 60,985.70 is: 91,444.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,033.98 : 133,501.04 = 60,985.70 : x
  2. Step 2: Convert to fraction form
    89,033.98/133,501.04 = 60,985.70/x
  3. Step 3: Cross multiply
    89,033.98x = 133,501.04 × 60,985.70
  4. Step 4: Simplify right side
    89,033.98x = 8,141,654,375.13
  5. Step 5: Solve for x
    x = 8,141,654,375.13/89,033.98
  6. Step 6: Final answer
    x = 91,444.35

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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.