Home / 96,856.61-133,608.15-90,006.62

Finding the Fourth Proportional to 96,856.61, 133,608.15 and 90,006.62

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Solution

The fourth proportional to 96,856.61, 133,608.15 and 90,006.62 is: 124,158.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,856.61 : 133,608.15 = 90,006.62 : x
  2. Step 2: Convert to fraction form
    96,856.61/133,608.15 = 90,006.62/x
  3. Step 3: Cross multiply
    96,856.61x = 133,608.15 × 90,006.62
  4. Step 4: Simplify right side
    96,856.61x = 12,025,617,317.91
  5. Step 5: Solve for x
    x = 12,025,617,317.91/96,856.61
  6. Step 6: Final answer
    x = 124,158.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.