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Finding the Fourth Proportional to 162,551.42, 224,329.67 and 90,927.17

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Solution

The fourth proportional to 162,551.42, 224,329.67 and 90,927.17 is: 125,484.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,551.42 : 224,329.67 = 90,927.17 : x
  2. Step 2: Convert to fraction form
    162,551.42/224,329.67 = 90,927.17/x
  3. Step 3: Cross multiply
    162,551.42x = 224,329.67 × 90,927.17
  4. Step 4: Simplify right side
    162,551.42x = 20,397,662,040.13
  5. Step 5: Solve for x
    x = 20,397,662,040.13/162,551.42
  6. Step 6: Final answer
    x = 125,484.37

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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.