Home / 249,202.57-343,899.46-136,025.32

Finding the Fourth Proportional to 249,202.57, 343,899.46 and 136,025.32

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Solution

The fourth proportional to 249,202.57, 343,899.46 and 136,025.32 is: 187,714.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,202.57 : 343,899.46 = 136,025.32 : x
  2. Step 2: Convert to fraction form
    249,202.57/343,899.46 = 136,025.32/x
  3. Step 3: Cross multiply
    249,202.57x = 343,899.46 × 136,025.32
  4. Step 4: Simplify right side
    249,202.57x = 46,779,033,414.20
  5. Step 5: Solve for x
    x = 46,779,033,414.20/249,202.57
  6. Step 6: Final answer
    x = 187,714.89

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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.