Home / 89,934,599.89-134,892,821.05-60,974,386.90

Finding the Fourth Proportional to 89,934,599.89, 134,892,821.05 and 60,974,386.90

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Solution

The fourth proportional to 89,934,599.89, 134,892,821.05 and 60,974,386.90 is: 91,455,425.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,934,599.89 : 134,892,821.05 = 60,974,386.90 : x
  2. Step 2: Convert to fraction form
    89,934,599.89/134,892,821.05 = 60,974,386.90/x
  3. Step 3: Cross multiply
    89,934,599.89x = 134,892,821.05 × 60,974,386.90
  4. Step 4: Simplify right side
    89,934,599.89x = 8,225,007,060,735,165
  5. Step 5: Solve for x
    x = 8,225,007,060,735,165/89,934,599.89
  6. Step 6: Final answer
    x = 91,455,425.06

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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.