Home / 249,617.58-344,471.85-142,187.55

Finding the Fourth Proportional to 249,617.58, 344,471.85 and 142,187.55

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Solution

The fourth proportional to 249,617.58, 344,471.85 and 142,187.55 is: 196,218.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,617.58 : 344,471.85 = 142,187.55 : x
  2. Step 2: Convert to fraction form
    249,617.58/344,471.85 = 142,187.55/x
  3. Step 3: Cross multiply
    249,617.58x = 344,471.85 × 142,187.55
  4. Step 4: Simplify right side
    249,617.58x = 48,979,608,395.47
  5. Step 5: Solve for x
    x = 48,979,608,395.47/249,617.58
  6. Step 6: Final answer
    x = 196,218.59

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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.