Home / 91,053.15-136,574.85-27,873.30

Finding the Fourth Proportional to 91,053.15, 136,574.85 and 27,873.30

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Solution

The fourth proportional to 91,053.15, 136,574.85 and 27,873.30 is: 41,808.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,053.15 : 136,574.85 = 27,873.30 : x
  2. Step 2: Convert to fraction form
    91,053.15/136,574.85 = 27,873.30/x
  3. Step 3: Cross multiply
    91,053.15x = 136,574.85 × 27,873.30
  4. Step 4: Simplify right side
    91,053.15x = 3,806,791,766.51
  5. Step 5: Solve for x
    x = 3,806,791,766.51/91,053.15
  6. Step 6: Final answer
    x = 41,808.46

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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.