Home / 89,060.94-133,549.86-51,631.74

Finding the Fourth Proportional to 89,060.94, 133,549.86 and 51,631.74

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Solution

The fourth proportional to 89,060.94, 133,549.86 and 51,631.74 is: 77,423.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,060.94 : 133,549.86 = 51,631.74 : x
  2. Step 2: Convert to fraction form
    89,060.94/133,549.86 = 51,631.74/x
  3. Step 3: Cross multiply
    89,060.94x = 133,549.86 × 51,631.74
  4. Step 4: Simplify right side
    89,060.94x = 6,895,411,648.56
  5. Step 5: Solve for x
    x = 6,895,411,648.56/89,060.94
  6. Step 6: Final answer
    x = 77,423.52

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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.