Home / 96,329.10-144,493.65-79,740.30

Finding the Fourth Proportional to 96,329.10, 144,493.65 and 79,740.30

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Solution

The fourth proportional to 96,329.10, 144,493.65 and 79,740.30 is: 119,610.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,329.10 : 144,493.65 = 79,740.30 : x
  2. Step 2: Convert to fraction form
    96,329.10/144,493.65 = 79,740.30/x
  3. Step 3: Cross multiply
    96,329.10x = 144,493.65 × 79,740.30
  4. Step 4: Simplify right side
    96,329.10x = 11,521,966,999.10
  5. Step 5: Solve for x
    x = 11,521,966,999.10/96,329.10
  6. Step 6: Final answer
    x = 119,610.45

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1.5x scale

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.