Home / 180,895.88-249,585.40-142,536.52

Finding the Fourth Proportional to 180,895.88, 249,585.40 and 142,536.52

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Solution

The fourth proportional to 180,895.88, 249,585.40 and 142,536.52 is: 196,660.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,895.88 : 249,585.40 = 142,536.52 : x
  2. Step 2: Convert to fraction form
    180,895.88/249,585.40 = 142,536.52/x
  3. Step 3: Cross multiply
    180,895.88x = 249,585.40 × 142,536.52
  4. Step 4: Simplify right side
    180,895.88x = 35,575,034,358.81
  5. Step 5: Solve for x
    x = 35,575,034,358.81/180,895.88
  6. Step 6: Final answer
    x = 196,660.28

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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.