Home / 89,050.14-133,363.18-51,531.12

Finding the Fourth Proportional to 89,050.14, 133,363.18 and 51,531.12

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Solution

The fourth proportional to 89,050.14, 133,363.18 and 51,531.12 is: 77,173.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,050.14 : 133,363.18 = 51,531.12 : x
  2. Step 2: Convert to fraction form
    89,050.14/133,363.18 = 51,531.12/x
  3. Step 3: Cross multiply
    89,050.14x = 133,363.18 × 51,531.12
  4. Step 4: Simplify right side
    89,050.14x = 6,872,354,032.16
  5. Step 5: Solve for x
    x = 6,872,354,032.16/89,050.14
  6. Step 6: Final answer
    x = 77,173.98

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1.5x scale

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.