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Finding the Fourth Proportional to 162,327.42, 224,034.10 and 93,415.48

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Solution

The fourth proportional to 162,327.42, 224,034.10 and 93,415.48 is: 128,926.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,327.42 : 224,034.10 = 93,415.48 : x
  2. Step 2: Convert to fraction form
    162,327.42/224,034.10 = 93,415.48/x
  3. Step 3: Cross multiply
    162,327.42x = 224,034.10 × 93,415.48
  4. Step 4: Simplify right side
    162,327.42x = 20,928,252,987.87
  5. Step 5: Solve for x
    x = 20,928,252,987.87/162,327.42
  6. Step 6: Final answer
    x = 128,926.17

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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.