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Finding the Fourth Proportional to 178,179.80, 245,888.21 and 97,610.24

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Solution

The fourth proportional to 178,179.80, 245,888.21 and 97,610.24 is: 134,702.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,179.80 : 245,888.21 = 97,610.24 : x
  2. Step 2: Convert to fraction form
    178,179.80/245,888.21 = 97,610.24/x
  3. Step 3: Cross multiply
    178,179.80x = 245,888.21 × 97,610.24
  4. Step 4: Simplify right side
    178,179.80x = 24,001,206,703.22
  5. Step 5: Solve for x
    x = 24,001,206,703.22/178,179.80
  6. Step 6: Final answer
    x = 134,702.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.