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Finding the Fourth Proportional to 239,503.32, 359,254.97 and 134,330.49

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Solution

The fourth proportional to 239,503.32, 359,254.97 and 134,330.49 is: 201,495.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,503.32 : 359,254.97 = 134,330.49 : x
  2. Step 2: Convert to fraction form
    239,503.32/359,254.97 = 134,330.49/x
  3. Step 3: Cross multiply
    239,503.32x = 359,254.97 × 134,330.49
  4. Step 4: Simplify right side
    239,503.32x = 48,258,895,483.38
  5. Step 5: Solve for x
    x = 48,258,895,483.38/239,503.32
  6. Step 6: Final answer
    x = 201,495.73

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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.