Home / 249,708.84-344,598.20-136,531.58

Finding the Fourth Proportional to 249,708.84, 344,598.20 and 136,531.58

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Solution

The fourth proportional to 249,708.84, 344,598.20 and 136,531.58 is: 188,413.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,708.84 : 344,598.20 = 136,531.58 : x
  2. Step 2: Convert to fraction form
    249,708.84/344,598.20 = 136,531.58/x
  3. Step 3: Cross multiply
    249,708.84x = 344,598.20 × 136,531.58
  4. Step 4: Simplify right side
    249,708.84x = 47,048,536,711.16
  5. Step 5: Solve for x
    x = 47,048,536,711.16/249,708.84
  6. Step 6: Final answer
    x = 188,413.58

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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.