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Finding the Fourth Proportional to 88,585.60, 133,083.20 and 60,937.60

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Solution

The fourth proportional to 88,585.60, 133,083.20 and 60,937.60 is: 91,547.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,585.60 : 133,083.20 = 60,937.60 : x
  2. Step 2: Convert to fraction form
    88,585.60/133,083.20 = 60,937.60/x
  3. Step 3: Cross multiply
    88,585.60x = 133,083.20 × 60,937.60
  4. Step 4: Simplify right side
    88,585.60x = 8,109,770,808.32
  5. Step 5: Solve for x
    x = 8,109,770,808.32/88,585.60
  6. Step 6: Final answer
    x = 91,547.28

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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.