Home / 249,202.76-343,899.70-136,025.56

Finding the Fourth Proportional to 249,202.76, 343,899.70 and 136,025.56

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Solution

The fourth proportional to 249,202.76, 343,899.70 and 136,025.56 is: 187,715.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,202.76 : 343,899.70 = 136,025.56 : x
  2. Step 2: Convert to fraction form
    249,202.76/343,899.70 = 136,025.56/x
  3. Step 3: Cross multiply
    249,202.76x = 343,899.70 × 136,025.56
  4. Step 4: Simplify right side
    249,202.76x = 46,779,149,276.33
  5. Step 5: Solve for x
    x = 46,779,149,276.33/249,202.76
  6. Step 6: Final answer
    x = 187,715.21

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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.