Home / 249,309.66-344,047.86-136,132.14

Finding the Fourth Proportional to 249,309.66, 344,047.86 and 136,132.14

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Solution

The fourth proportional to 249,309.66, 344,047.86 and 136,132.14 is: 187,862.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,309.66 : 344,047.86 = 136,132.14 : x
  2. Step 2: Convert to fraction form
    249,309.66/344,047.86 = 136,132.14/x
  3. Step 3: Cross multiply
    249,309.66x = 344,047.86 × 136,132.14
  4. Step 4: Simplify right side
    249,309.66x = 46,835,971,444.22
  5. Step 5: Solve for x
    x = 46,835,971,444.22/249,309.66
  6. Step 6: Final answer
    x = 187,862.64

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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.