Home / 180,613.40-249,235.52-100,036.22

Finding the Fourth Proportional to 180,613.40, 249,235.52 and 100,036.22

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Solution

The fourth proportional to 180,613.40, 249,235.52 and 100,036.22 is: 138,043.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,613.40 : 249,235.52 = 100,036.22 : x
  2. Step 2: Convert to fraction form
    180,613.40/249,235.52 = 100,036.22/x
  3. Step 3: Cross multiply
    180,613.40x = 249,235.52 × 100,036.22
  4. Step 4: Simplify right side
    180,613.40x = 24,932,577,564.18
  5. Step 5: Solve for x
    x = 24,932,577,564.18/180,613.40
  6. Step 6: Final answer
    x = 138,043.90

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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.