Home / 177,832.16-266,746.82-72,577.32

Finding the Fourth Proportional to 177,832.16, 266,746.82 and 72,577.32

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Solution

The fourth proportional to 177,832.16, 266,746.82 and 72,577.32 is: 108,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,832.16 : 266,746.82 = 72,577.32 : x
  2. Step 2: Convert to fraction form
    177,832.16/266,746.82 = 72,577.32/x
  3. Step 3: Cross multiply
    177,832.16x = 266,746.82 × 72,577.32
  4. Step 4: Simplify right side
    177,832.16x = 19,359,768,359.18
  5. Step 5: Solve for x
    x = 19,359,768,359.18/177,832.16
  6. Step 6: Final answer
    x = 108,865.40

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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.