Home / 120,402.27-180,615.29-41,506.11

Finding the Fourth Proportional to 120,402.27, 180,615.29 and 41,506.11

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Solution

The fourth proportional to 120,402.27, 180,615.29 and 41,506.11 is: 62,263.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,402.27 : 180,615.29 = 41,506.11 : x
  2. Step 2: Convert to fraction form
    120,402.27/180,615.29 = 41,506.11/x
  3. Step 3: Cross multiply
    120,402.27x = 180,615.29 × 41,506.11
  4. Step 4: Simplify right side
    120,402.27x = 7,496,637,886.89
  5. Step 5: Solve for x
    x = 7,496,637,886.89/120,402.27
  6. Step 6: Final answer
    x = 62,263.26

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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.