Home / 180,637.20-249,275.98-100,062.96

Finding the Fourth Proportional to 180,637.20, 249,275.98 and 100,062.96

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Solution

The fourth proportional to 180,637.20, 249,275.98 and 100,062.96 is: 138,085.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,637.20 : 249,275.98 = 100,062.96 : x
  2. Step 2: Convert to fraction form
    180,637.20/249,275.98 = 100,062.96/x
  3. Step 3: Cross multiply
    180,637.20x = 249,275.98 × 100,062.96
  4. Step 4: Simplify right side
    180,637.20x = 24,943,292,415.70
  5. Step 5: Solve for x
    x = 24,943,292,415.70/180,637.20
  6. Step 6: Final answer
    x = 138,085.03

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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.