Home / 89,006.10-133,465.95-49,521.30

Finding the Fourth Proportional to 89,006.10, 133,465.95 and 49,521.30

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Solution

The fourth proportional to 89,006.10, 133,465.95 and 49,521.30 is: 74,257.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,006.10 : 133,465.95 = 49,521.30 : x
  2. Step 2: Convert to fraction form
    89,006.10/133,465.95 = 49,521.30/x
  3. Step 3: Cross multiply
    89,006.10x = 133,465.95 × 49,521.30
  4. Step 4: Simplify right side
    89,006.10x = 6,609,407,349.74
  5. Step 5: Solve for x
    x = 6,609,407,349.74/89,006.10
  6. Step 6: Final answer
    x = 74,257.91

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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.