Home / 249,446.84-344,220.18-142,027.88

Finding the Fourth Proportional to 249,446.84, 344,220.18 and 142,027.88

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Solution

The fourth proportional to 249,446.84, 344,220.18 and 142,027.88 is: 195,989.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,446.84 : 344,220.18 = 142,027.88 : x
  2. Step 2: Convert to fraction form
    249,446.84/344,220.18 = 142,027.88/x
  3. Step 3: Cross multiply
    249,446.84x = 344,220.18 × 142,027.88
  4. Step 4: Simplify right side
    249,446.84x = 48,888,862,418.62
  5. Step 5: Solve for x
    x = 48,888,862,418.62/249,446.84
  6. Step 6: Final answer
    x = 195,989.10

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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.