Home / 162,733.14-224,569.32-90,129.12

Finding the Fourth Proportional to 162,733.14, 224,569.32 and 90,129.12

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Solution

The fourth proportional to 162,733.14, 224,569.32 and 90,129.12 is: 124,376.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,733.14 : 224,569.32 = 90,129.12 : x
  2. Step 2: Convert to fraction form
    162,733.14/224,569.32 = 90,129.12/x
  3. Step 3: Cross multiply
    162,733.14x = 224,569.32 × 90,129.12
  4. Step 4: Simplify right side
    162,733.14x = 20,240,235,190.60
  5. Step 5: Solve for x
    x = 20,240,235,190.60/162,733.14
  6. Step 6: Final answer
    x = 124,376.85

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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.