Home / 96,421.48-144,651.66-34,135.72

Finding the Fourth Proportional to 96,421.48, 144,651.66 and 34,135.72

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Solution

The fourth proportional to 96,421.48, 144,651.66 and 34,135.72 is: 51,210.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,421.48 : 144,651.66 = 34,135.72 : x
  2. Step 2: Convert to fraction form
    96,421.48/144,651.66 = 34,135.72/x
  3. Step 3: Cross multiply
    96,421.48x = 144,651.66 × 34,135.72
  4. Step 4: Simplify right side
    96,421.48x = 4,937,788,563.30
  5. Step 5: Solve for x
    x = 4,937,788,563.30/96,421.48
  6. Step 6: Final answer
    x = 51,210.46

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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.