Home / 249,756.12-344,669.76-136,587.24

Finding the Fourth Proportional to 249,756.12, 344,669.76 and 136,587.24

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Solution

The fourth proportional to 249,756.12, 344,669.76 and 136,587.24 is: 188,493.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,756.12 : 344,669.76 = 136,587.24 : x
  2. Step 2: Convert to fraction form
    249,756.12/344,669.76 = 136,587.24/x
  3. Step 3: Cross multiply
    249,756.12x = 344,669.76 × 136,587.24
  4. Step 4: Simplify right side
    249,756.12x = 47,077,491,229.86
  5. Step 5: Solve for x
    x = 47,077,491,229.86/249,756.12
  6. Step 6: Final answer
    x = 188,493.84

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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.