Home / 249,904.28-344,866.56-136,726.76

Finding the Fourth Proportional to 249,904.28, 344,866.56 and 136,726.76

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Solution

The fourth proportional to 249,904.28, 344,866.56 and 136,726.76 is: 188,682.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,904.28 : 344,866.56 = 136,726.76 : x
  2. Step 2: Convert to fraction form
    249,904.28/344,866.56 = 136,726.76/x
  3. Step 3: Cross multiply
    249,904.28x = 344,866.56 × 136,726.76
  4. Step 4: Simplify right side
    249,904.28x = 47,152,487,381.15
  5. Step 5: Solve for x
    x = 47,152,487,381.15/249,904.28
  6. Step 6: Final answer
    x = 188,682.19

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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.