Home / 157,264.76-235,542.24-72,847.58

Finding the Fourth Proportional to 157,264.76, 235,542.24 and 72,847.58

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Solution

The fourth proportional to 157,264.76, 235,542.24 and 72,847.58 is: 109,106.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,264.76 : 235,542.24 = 72,847.58 : x
  2. Step 2: Convert to fraction form
    157,264.76/235,542.24 = 72,847.58/x
  3. Step 3: Cross multiply
    157,264.76x = 235,542.24 × 72,847.58
  4. Step 4: Simplify right side
    157,264.76x = 17,158,680,994.07
  5. Step 5: Solve for x
    x = 17,158,680,994.07/157,264.76
  6. Step 6: Final answer
    x = 109,106.97

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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.