Home / 249,961.02-344,937.63-142,565.66

Finding the Fourth Proportional to 249,961.02, 344,937.63 and 142,565.66

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Solution

The fourth proportional to 249,961.02, 344,937.63 and 142,565.66 is: 196,735.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,961.02 : 344,937.63 = 142,565.66 : x
  2. Step 2: Convert to fraction form
    249,961.02/344,937.63 = 142,565.66/x
  3. Step 3: Cross multiply
    249,961.02x = 344,937.63 × 142,565.66
  4. Step 4: Simplify right side
    249,961.02x = 49,176,259,155.10
  5. Step 5: Solve for x
    x = 49,176,259,155.10/249,961.02
  6. Step 6: Final answer
    x = 196,735.71

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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.