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Finding the Fourth Proportional to 157,479.66, 235,956.51 and 110,648.70

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Solution

The fourth proportional to 157,479.66, 235,956.51 and 110,648.70 is: 165,788.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,479.66 : 235,956.51 = 110,648.70 : x
  2. Step 2: Convert to fraction form
    157,479.66/235,956.51 = 110,648.70/x
  3. Step 3: Cross multiply
    157,479.66x = 235,956.51 × 110,648.70
  4. Step 4: Simplify right side
    157,479.66x = 26,108,281,088.04
  5. Step 5: Solve for x
    x = 26,108,281,088.04/157,479.66
  6. Step 6: Final answer
    x = 165,788.27

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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.