Home / 249,870.93-344,824.61-136,691.25

Finding the Fourth Proportional to 249,870.93, 344,824.61 and 136,691.25

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Solution

The fourth proportional to 249,870.93, 344,824.61 and 136,691.25 is: 188,635.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,870.93 : 344,824.61 = 136,691.25 : x
  2. Step 2: Convert to fraction form
    249,870.93/344,824.61 = 136,691.25/x
  3. Step 3: Cross multiply
    249,870.93x = 344,824.61 × 136,691.25
  4. Step 4: Simplify right side
    249,870.93x = 47,134,506,971.66
  5. Step 5: Solve for x
    x = 47,134,506,971.66/249,870.93
  6. Step 6: Final answer
    x = 188,635.42

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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.