Home / 124,064.22-186,114.78-57,511.07

Finding the Fourth Proportional to 124,064.22, 186,114.78 and 57,511.07

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Solution

The fourth proportional to 124,064.22, 186,114.78 and 57,511.07 is: 86,275.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,064.22 : 186,114.78 = 57,511.07 : x
  2. Step 2: Convert to fraction form
    124,064.22/186,114.78 = 57,511.07/x
  3. Step 3: Cross multiply
    124,064.22x = 186,114.78 × 57,511.07
  4. Step 4: Simplify right side
    124,064.22x = 10,703,660,140.61
  5. Step 5: Solve for x
    x = 10,703,660,140.61/124,064.22
  6. Step 6: Final answer
    x = 86,275.16

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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.