Home / 89,056.92-133,543.86-51,627.72

Finding the Fourth Proportional to 89,056.92, 133,543.86 and 51,627.72

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Solution

The fourth proportional to 89,056.92, 133,543.86 and 51,627.72 is: 77,417.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,056.92 : 133,543.86 = 51,627.72 : x
  2. Step 2: Convert to fraction form
    89,056.92/133,543.86 = 51,627.72/x
  3. Step 3: Cross multiply
    89,056.92x = 133,543.86 × 51,627.72
  4. Step 4: Simplify right side
    89,056.92x = 6,894,565,011.80
  5. Step 5: Solve for x
    x = 6,894,565,011.80/89,056.92
  6. Step 6: Final answer
    x = 77,417.51

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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.