Home / 180,488.75-249,077.42-98,815.64

Finding the Fourth Proportional to 180,488.75, 249,077.42 and 98,815.64

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Solution

The fourth proportional to 180,488.75, 249,077.42 and 98,815.64 is: 136,367.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,488.75 : 249,077.42 = 98,815.64 : x
  2. Step 2: Convert to fraction form
    180,488.75/249,077.42 = 98,815.64/x
  3. Step 3: Cross multiply
    180,488.75x = 249,077.42 × 98,815.64
  4. Step 4: Simplify right side
    180,488.75x = 24,612,742,927.38
  5. Step 5: Solve for x
    x = 24,612,742,927.38/180,488.75
  6. Step 6: Final answer
    x = 136,367.19

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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.