Home / 158,829.50-239,385.89-136,907.46

Finding the Fourth Proportional to 158,829.50, 239,385.89 and 136,907.46

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Solution

The fourth proportional to 158,829.50, 239,385.89 and 136,907.46 is: 206,345.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,829.50 : 239,385.89 = 136,907.46 : x
  2. Step 2: Convert to fraction form
    158,829.50/239,385.89 = 136,907.46/x
  3. Step 3: Cross multiply
    158,829.50x = 239,385.89 × 136,907.46
  4. Step 4: Simplify right side
    158,829.50x = 32,773,714,502.01
  5. Step 5: Solve for x
    x = 32,773,714,502.01/158,829.50
  6. Step 6: Final answer
    x = 206,345.26

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.