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Finding the Fourth Proportional to 80,307.34, 110,821.14 and 46,317.25

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Solution

The fourth proportional to 80,307.34, 110,821.14 and 46,317.25 is: 63,916.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,307.34 : 110,821.14 = 46,317.25 : x
  2. Step 2: Convert to fraction form
    80,307.34/110,821.14 = 46,317.25/x
  3. Step 3: Cross multiply
    80,307.34x = 110,821.14 × 46,317.25
  4. Step 4: Simplify right side
    80,307.34x = 5,132,930,446.67
  5. Step 5: Solve for x
    x = 5,132,930,446.67/80,307.34
  6. Step 6: Final answer
    x = 63,916.08

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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.