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Finding the Fourth Proportional to 104,598.55, 144,346.88 and 56,851.89

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Solution

The fourth proportional to 104,598.55, 144,346.88 and 56,851.89 is: 78,456.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,598.55 : 144,346.88 = 56,851.89 : x
  2. Step 2: Convert to fraction form
    104,598.55/144,346.88 = 56,851.89/x
  3. Step 3: Cross multiply
    104,598.55x = 144,346.88 × 56,851.89
  4. Step 4: Simplify right side
    104,598.55x = 8,206,392,943.60
  5. Step 5: Solve for x
    x = 8,206,392,943.60/104,598.55
  6. Step 6: Final answer
    x = 78,456.09

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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.