Home / 158,156.32-218,345.96-104,596.70

Finding the Fourth Proportional to 158,156.32, 218,345.96 and 104,596.70

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Solution

The fourth proportional to 158,156.32, 218,345.96 and 104,596.70 is: 144,403.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,156.32 : 218,345.96 = 104,596.70 : x
  2. Step 2: Convert to fraction form
    158,156.32/218,345.96 = 104,596.70/x
  3. Step 3: Cross multiply
    158,156.32x = 218,345.96 × 104,596.70
  4. Step 4: Simplify right side
    158,156.32x = 22,838,266,874.33
  5. Step 5: Solve for x
    x = 22,838,266,874.33/158,156.32
  6. Step 6: Final answer
    x = 144,403.13

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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.