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Finding the Fourth Proportional to 60,492,730.60, 90,739,095.90 and 59,696,468.20

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Solution

The fourth proportional to 60,492,730.60, 90,739,095.90 and 59,696,468.20 is: 89,544,702.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,492,730.60 : 90,739,095.90 = 59,696,468.20 : x
  2. Step 2: Convert to fraction form
    60,492,730.60/90,739,095.90 = 59,696,468.20/x
  3. Step 3: Cross multiply
    60,492,730.60x = 90,739,095.90 × 59,696,468.20
  4. Step 4: Simplify right side
    60,492,730.60x = 5,416,803,552,891,101
  5. Step 5: Solve for x
    x = 5,416,803,552,891,101/60,492,730.60
  6. Step 6: Final answer
    x = 89,544,702.30

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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.