Home / 254,862.29-382,054.68-86,264.63

Finding the Fourth Proportional to 254,862.29, 382,054.68 and 86,264.63

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Solution

The fourth proportional to 254,862.29, 382,054.68 and 86,264.63 is: 129,316.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,862.29 : 382,054.68 = 86,264.63 : x
  2. Step 2: Convert to fraction form
    254,862.29/382,054.68 = 86,264.63/x
  3. Step 3: Cross multiply
    254,862.29x = 382,054.68 × 86,264.63
  4. Step 4: Simplify right side
    254,862.29x = 32,957,805,178.65
  5. Step 5: Solve for x
    x = 32,957,805,178.65/254,862.29
  6. Step 6: Final answer
    x = 129,316.13

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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.