Home / 180,722.06-249,397.02-100,150.92

Finding the Fourth Proportional to 180,722.06, 249,397.02 and 100,150.92

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Solution

The fourth proportional to 180,722.06, 249,397.02 and 100,150.92 is: 138,208.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,722.06 : 249,397.02 = 100,150.92 : x
  2. Step 2: Convert to fraction form
    180,722.06/249,397.02 = 100,150.92/x
  3. Step 3: Cross multiply
    180,722.06x = 249,397.02 × 100,150.92
  4. Step 4: Simplify right side
    180,722.06x = 24,977,340,998.26
  5. Step 5: Solve for x
    x = 24,977,340,998.26/180,722.06
  6. Step 6: Final answer
    x = 138,208.59

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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.