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Finding the Fourth Proportional to 176,430.60, 264,645.90 and 151,061.40

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Solution

The fourth proportional to 176,430.60, 264,645.90 and 151,061.40 is: 226,592.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,430.60 : 264,645.90 = 151,061.40 : x
  2. Step 2: Convert to fraction form
    176,430.60/264,645.90 = 151,061.40/x
  3. Step 3: Cross multiply
    176,430.60x = 264,645.90 × 151,061.40
  4. Step 4: Simplify right side
    176,430.60x = 39,977,780,158.26
  5. Step 5: Solve for x
    x = 39,977,780,158.26/176,430.60
  6. Step 6: Final answer
    x = 226,592.10

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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.