Home / 249,150.75-373,785.66-80,671.26

Finding the Fourth Proportional to 249,150.75, 373,785.66 and 80,671.26

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Solution

The fourth proportional to 249,150.75, 373,785.66 and 80,671.26 is: 121,026.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,150.75 : 373,785.66 = 80,671.26 : x
  2. Step 2: Convert to fraction form
    249,150.75/373,785.66 = 80,671.26/x
  3. Step 3: Cross multiply
    249,150.75x = 373,785.66 × 80,671.26
  4. Step 4: Simplify right side
    249,150.75x = 30,153,760,894.92
  5. Step 5: Solve for x
    x = 30,153,760,894.92/249,150.75
  6. Step 6: Final answer
    x = 121,026.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.