Home / 249,812.04-344,748.85-136,634.78

Finding the Fourth Proportional to 249,812.04, 344,748.85 and 136,634.78

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Solution

The fourth proportional to 249,812.04, 344,748.85 and 136,634.78 is: 188,560.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,812.04 : 344,748.85 = 136,634.78 : x
  2. Step 2: Convert to fraction form
    249,812.04/344,748.85 = 136,634.78/x
  3. Step 3: Cross multiply
    249,812.04x = 344,748.85 × 136,634.78
  4. Step 4: Simplify right side
    249,812.04x = 47,104,683,275.00
  5. Step 5: Solve for x
    x = 47,104,683,275.00/249,812.04
  6. Step 6: Final answer
    x = 188,560.50

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1.5x scale

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.