Home / 180,435.44-249,001.38-99,868.52

Finding the Fourth Proportional to 180,435.44, 249,001.38 and 99,868.52

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Solution

The fourth proportional to 180,435.44, 249,001.38 and 99,868.52 is: 137,818.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,435.44 : 249,001.38 = 99,868.52 : x
  2. Step 2: Convert to fraction form
    180,435.44/249,001.38 = 99,868.52/x
  3. Step 3: Cross multiply
    180,435.44x = 249,001.38 × 99,868.52
  4. Step 4: Simplify right side
    180,435.44x = 24,867,399,298.56
  5. Step 5: Solve for x
    x = 24,867,399,298.56/180,435.44
  6. Step 6: Final answer
    x = 137,818.82

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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.