Home / 249,212.40-343,901.10-141,772.32

Finding the Fourth Proportional to 249,212.40, 343,901.10 and 141,772.32

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Solution

The fourth proportional to 249,212.40, 343,901.10 and 141,772.32 is: 195,638.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,212.40 : 343,901.10 = 141,772.32 : x
  2. Step 2: Convert to fraction form
    249,212.40/343,901.10 = 141,772.32/x
  3. Step 3: Cross multiply
    249,212.40x = 343,901.10 × 141,772.32
  4. Step 4: Simplify right side
    249,212.40x = 48,755,656,797.55
  5. Step 5: Solve for x
    x = 48,755,656,797.55/249,212.40
  6. Step 6: Final answer
    x = 195,638.97

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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.