Home / 141,386.24-212,023.56-57,130.52

Finding the Fourth Proportional to 141,386.24, 212,023.56 and 57,130.52

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Solution

The fourth proportional to 141,386.24, 212,023.56 and 57,130.52 is: 85,673.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,386.24 : 212,023.56 = 57,130.52 : x
  2. Step 2: Convert to fraction form
    141,386.24/212,023.56 = 57,130.52/x
  3. Step 3: Cross multiply
    141,386.24x = 212,023.56 × 57,130.52
  4. Step 4: Simplify right side
    141,386.24x = 12,113,016,235.05
  5. Step 5: Solve for x
    x = 12,113,016,235.05/141,386.24
  6. Step 6: Final answer
    x = 85,673.23

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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.