Home / 246,238.29-369,345.12-86,264.70

Finding the Fourth Proportional to 246,238.29, 369,345.12 and 86,264.70

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Solution

The fourth proportional to 246,238.29, 369,345.12 and 86,264.70 is: 129,392.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,238.29 : 369,345.12 = 86,264.70 : x
  2. Step 2: Convert to fraction form
    246,238.29/369,345.12 = 86,264.70/x
  3. Step 3: Cross multiply
    246,238.29x = 369,345.12 × 86,264.70
  4. Step 4: Simplify right side
    246,238.29x = 31,861,445,973.26
  5. Step 5: Solve for x
    x = 31,861,445,973.26/246,238.29
  6. Step 6: Final answer
    x = 129,392.74

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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.