Home / 249,616.92-344,431.13-142,189.05

Finding the Fourth Proportional to 249,616.92, 344,431.13 and 142,189.05

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Solution

The fourth proportional to 249,616.92, 344,431.13 and 142,189.05 is: 196,197.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,616.92 : 344,431.13 = 142,189.05 : x
  2. Step 2: Convert to fraction form
    249,616.92/344,431.13 = 142,189.05/x
  3. Step 3: Cross multiply
    249,616.92x = 344,431.13 × 142,189.05
  4. Step 4: Simplify right side
    249,616.92x = 48,974,334,454.18
  5. Step 5: Solve for x
    x = 48,974,334,454.18/249,616.92
  6. Step 6: Final answer
    x = 196,197.98

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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.