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Finding the Fourth Proportional to 61,335.70, 92,003.55 and 60,946.90

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Solution

The fourth proportional to 61,335.70, 92,003.55 and 60,946.90 is: 91,420.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,335.70 : 92,003.55 = 60,946.90 : x
  2. Step 2: Convert to fraction form
    61,335.70/92,003.55 = 60,946.90/x
  3. Step 3: Cross multiply
    61,335.70x = 92,003.55 × 60,946.90
  4. Step 4: Simplify right side
    61,335.70x = 5,607,331,161.50
  5. Step 5: Solve for x
    x = 5,607,331,161.50/61,335.70
  6. Step 6: Final answer
    x = 91,420.35

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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.