Home / 120,398.02-180,608.91-41,501.86

Finding the Fourth Proportional to 120,398.02, 180,608.91 and 41,501.86

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Solution

The fourth proportional to 120,398.02, 180,608.91 and 41,501.86 is: 62,256.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,398.02 : 180,608.91 = 41,501.86 : x
  2. Step 2: Convert to fraction form
    120,398.02/180,608.91 = 41,501.86/x
  3. Step 3: Cross multiply
    120,398.02x = 180,608.91 × 41,501.86
  4. Step 4: Simplify right side
    120,398.02x = 7,495,605,697.57
  5. Step 5: Solve for x
    x = 7,495,605,697.57/120,398.02
  6. Step 6: Final answer
    x = 62,256.89

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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.