Home / 89,248.11-133,906.59-47,126.49

Finding the Fourth Proportional to 89,248.11, 133,906.59 and 47,126.49

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Solution

The fourth proportional to 89,248.11, 133,906.59 and 47,126.49 is: 70,707.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,248.11 : 133,906.59 = 47,126.49 : x
  2. Step 2: Convert to fraction form
    89,248.11/133,906.59 = 47,126.49/x
  3. Step 3: Cross multiply
    89,248.11x = 133,906.59 × 47,126.49
  4. Step 4: Simplify right side
    89,248.11x = 6,310,547,574.57
  5. Step 5: Solve for x
    x = 6,310,547,574.57/89,248.11
  6. Step 6: Final answer
    x = 70,707.91

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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.