Home / 119,387.12-164,598.08-86,652.13

Finding the Fourth Proportional to 119,387.12, 164,598.08 and 86,652.13

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Solution

The fourth proportional to 119,387.12, 164,598.08 and 86,652.13 is: 119,466.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,387.12 : 164,598.08 = 86,652.13 : x
  2. Step 2: Convert to fraction form
    119,387.12/164,598.08 = 86,652.13/x
  3. Step 3: Cross multiply
    119,387.12x = 164,598.08 × 86,652.13
  4. Step 4: Simplify right side
    119,387.12x = 14,262,773,689.78
  5. Step 5: Solve for x
    x = 14,262,773,689.78/119,387.12
  6. Step 6: Final answer
    x = 119,466.61

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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.