Home / 104,478.03-144,182.66-61,460.69

Finding the Fourth Proportional to 104,478.03, 144,182.66 and 61,460.69

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Solution

The fourth proportional to 104,478.03, 144,182.66 and 61,460.69 is: 84,817.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,478.03 : 144,182.66 = 61,460.69 : x
  2. Step 2: Convert to fraction form
    104,478.03/144,182.66 = 61,460.69/x
  3. Step 3: Cross multiply
    104,478.03x = 144,182.66 × 61,460.69
  4. Step 4: Simplify right side
    104,478.03x = 8,861,564,741.42
  5. Step 5: Solve for x
    x = 8,861,564,741.42/104,478.03
  6. Step 6: Final answer
    x = 84,817.49

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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.