Home / 180,839.19-249,508.02-104,352.96

Finding the Fourth Proportional to 180,839.19, 249,508.02 and 104,352.96

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Solution

The fourth proportional to 180,839.19, 249,508.02 and 104,352.96 is: 143,978.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,839.19 : 249,508.02 = 104,352.96 : x
  2. Step 2: Convert to fraction form
    180,839.19/249,508.02 = 104,352.96/x
  3. Step 3: Cross multiply
    180,839.19x = 249,508.02 × 104,352.96
  4. Step 4: Simplify right side
    180,839.19x = 26,036,900,430.74
  5. Step 5: Solve for x
    x = 26,036,900,430.74/180,839.19
  6. Step 6: Final answer
    x = 143,978.20

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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.