Home / 104,421.12-144,101.04-59,709.12

Finding the Fourth Proportional to 104,421.12, 144,101.04 and 59,709.12

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Solution

The fourth proportional to 104,421.12, 144,101.04 and 59,709.12 is: 82,398.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,421.12 : 144,101.04 = 59,709.12 : x
  2. Step 2: Convert to fraction form
    104,421.12/144,101.04 = 59,709.12/x
  3. Step 3: Cross multiply
    104,421.12x = 144,101.04 × 59,709.12
  4. Step 4: Simplify right side
    104,421.12x = 8,604,146,289.48
  5. Step 5: Solve for x
    x = 8,604,146,289.48/104,421.12
  6. Step 6: Final answer
    x = 82,398.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.