Home / 180,764.28-249,454.71-100,203.93

Finding the Fourth Proportional to 180,764.28, 249,454.71 and 100,203.93

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Solution

The fourth proportional to 180,764.28, 249,454.71 and 100,203.93 is: 138,281.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,764.28 : 249,454.71 = 100,203.93 : x
  2. Step 2: Convert to fraction form
    180,764.28/249,454.71 = 100,203.93/x
  3. Step 3: Cross multiply
    180,764.28x = 249,454.71 × 100,203.93
  4. Step 4: Simplify right side
    180,764.28x = 24,996,342,299.01
  5. Step 5: Solve for x
    x = 24,996,342,299.01/180,764.28
  6. Step 6: Final answer
    x = 138,281.43

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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.