Home / 249,500.41-344,313.85-142,070.87

Finding the Fourth Proportional to 249,500.41, 344,313.85 and 142,070.87

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Solution

The fourth proportional to 249,500.41, 344,313.85 and 142,070.87 is: 196,059.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,500.41 : 344,313.85 = 142,070.87 : x
  2. Step 2: Convert to fraction form
    249,500.41/344,313.85 = 142,070.87/x
  3. Step 3: Cross multiply
    249,500.41x = 344,313.85 × 142,070.87
  4. Step 4: Simplify right side
    249,500.41x = 48,916,966,145.80
  5. Step 5: Solve for x
    x = 48,916,966,145.80/249,500.41
  6. Step 6: Final answer
    x = 196,059.66

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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.