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Finding the Fourth Proportional to 237,443.08, 327,657 and 130,014.40

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Solution

The fourth proportional to 237,443.08, 327,657 and 130,014.40 is: 179,411.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,443.08 : 327,657 = 130,014.40 : x
  2. Step 2: Convert to fraction form
    237,443.08/327,657 = 130,014.40/x
  3. Step 3: Cross multiply
    237,443.08x = 327,657 × 130,014.40
  4. Step 4: Simplify right side
    237,443.08x = 42,600,128,260.80
  5. Step 5: Solve for x
    x = 42,600,128,260.80/237,443.08
  6. Step 6: Final answer
    x = 179,411.96

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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.