Home / 77,929.28-107,541.60-44,396

Finding the Fourth Proportional to 77,929.28, 107,541.60 and 44,396

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Solution

The fourth proportional to 77,929.28, 107,541.60 and 44,396 is: 61,266.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,929.28 : 107,541.60 = 44,396 : x
  2. Step 2: Convert to fraction form
    77,929.28/107,541.60 = 44,396/x
  3. Step 3: Cross multiply
    77,929.28x = 107,541.60 × 44,396
  4. Step 4: Simplify right side
    77,929.28x = 4,774,416,873.60
  5. Step 5: Solve for x
    x = 4,774,416,873.60/77,929.28
  6. Step 6: Final answer
    x = 61,266.02

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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.