Home / 249,487.52-344,288.76-136,307.84

Finding the Fourth Proportional to 249,487.52, 344,288.76 and 136,307.84

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Solution

The fourth proportional to 249,487.52, 344,288.76 and 136,307.84 is: 188,102.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,487.52 : 344,288.76 = 136,307.84 : x
  2. Step 2: Convert to fraction form
    249,487.52/344,288.76 = 136,307.84/x
  3. Step 3: Cross multiply
    249,487.52x = 344,288.76 × 136,307.84
  4. Step 4: Simplify right side
    249,487.52x = 46,929,257,211.88
  5. Step 5: Solve for x
    x = 46,929,257,211.88/249,487.52
  6. Step 6: Final answer
    x = 188,102.62

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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.