Home / 180,764.16-249,397.50-104,272.96

Finding the Fourth Proportional to 180,764.16, 249,397.50 and 104,272.96

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Solution

The fourth proportional to 180,764.16, 249,397.50 and 104,272.96 is: 143,863.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,764.16 : 249,397.50 = 104,272.96 : x
  2. Step 2: Convert to fraction form
    180,764.16/249,397.50 = 104,272.96/x
  3. Step 3: Cross multiply
    180,764.16x = 249,397.50 × 104,272.96
  4. Step 4: Simplify right side
    180,764.16x = 26,005,415,541.60
  5. Step 5: Solve for x
    x = 26,005,415,541.60/180,764.16
  6. Step 6: Final answer
    x = 143,863.78

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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.