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Finding the Fourth Proportional to 157,164.60, 235,746.90 and 63,670.35

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Solution

The fourth proportional to 157,164.60, 235,746.90 and 63,670.35 is: 95,505.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,164.60 : 235,746.90 = 63,670.35 : x
  2. Step 2: Convert to fraction form
    157,164.60/235,746.90 = 63,670.35/x
  3. Step 3: Cross multiply
    157,164.60x = 235,746.90 × 63,670.35
  4. Step 4: Simplify right side
    157,164.60x = 15,010,087,634.42
  5. Step 5: Solve for x
    x = 15,010,087,634.42/157,164.60
  6. Step 6: Final answer
    x = 95,505.53

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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.