Home / 130,454.88-195,641.36-55,574.24

Finding the Fourth Proportional to 130,454.88, 195,641.36 and 55,574.24

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Solution

The fourth proportional to 130,454.88, 195,641.36 and 55,574.24 is: 83,343.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,454.88 : 195,641.36 = 55,574.24 : x
  2. Step 2: Convert to fraction form
    130,454.88/195,641.36 = 55,574.24/x
  3. Step 3: Cross multiply
    130,454.88x = 195,641.36 × 55,574.24
  4. Step 4: Simplify right side
    130,454.88x = 10,872,619,894.57
  5. Step 5: Solve for x
    x = 10,872,619,894.57/130,454.88
  6. Step 6: Final answer
    x = 83,343.91

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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.