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Finding the Fourth Proportional to 176,140.20, 264,210.30 and 146,591.40

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Solution

The fourth proportional to 176,140.20, 264,210.30 and 146,591.40 is: 219,887.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,140.20 : 264,210.30 = 146,591.40 : x
  2. Step 2: Convert to fraction form
    176,140.20/264,210.30 = 146,591.40/x
  3. Step 3: Cross multiply
    176,140.20x = 264,210.30 × 146,591.40
  4. Step 4: Simplify right side
    176,140.20x = 38,730,957,771.42
  5. Step 5: Solve for x
    x = 38,730,957,771.42/176,140.20
  6. Step 6: Final answer
    x = 219,887.10

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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.