Home / 97,877.76-146,826.36-31,301.16

Finding the Fourth Proportional to 97,877.76, 146,826.36 and 31,301.16

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Solution

The fourth proportional to 97,877.76, 146,826.36 and 31,301.16 is: 46,954.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,877.76 : 146,826.36 = 31,301.16 : x
  2. Step 2: Convert to fraction form
    97,877.76/146,826.36 = 31,301.16/x
  3. Step 3: Cross multiply
    97,877.76x = 146,826.36 × 31,301.16
  4. Step 4: Simplify right side
    97,877.76x = 4,595,835,386.58
  5. Step 5: Solve for x
    x = 4,595,835,386.58/97,877.76
  6. Step 6: Final answer
    x = 46,954.85

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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.