Home / 249,682.50-344,561.85-136,505.25

Finding the Fourth Proportional to 249,682.50, 344,561.85 and 136,505.25

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Solution

The fourth proportional to 249,682.50, 344,561.85 and 136,505.25 is: 188,377.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,682.50 : 344,561.85 = 136,505.25 : x
  2. Step 2: Convert to fraction form
    249,682.50/344,561.85 = 136,505.25/x
  3. Step 3: Cross multiply
    249,682.50x = 344,561.85 × 136,505.25
  4. Step 4: Simplify right side
    249,682.50x = 47,034,501,474.71
  5. Step 5: Solve for x
    x = 47,034,501,474.71/249,682.50
  6. Step 6: Final answer
    x = 188,377.25

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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.