Home / 57,929.61-79,949.58-35,281.89

Finding the Fourth Proportional to 57,929.61, 79,949.58 and 35,281.89

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Solution

The fourth proportional to 57,929.61, 79,949.58 and 35,281.89 is: 48,693.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,929.61 : 79,949.58 = 35,281.89 : x
  2. Step 2: Convert to fraction form
    57,929.61/79,949.58 = 35,281.89/x
  3. Step 3: Cross multiply
    57,929.61x = 79,949.58 × 35,281.89
  4. Step 4: Simplify right side
    57,929.61x = 2,820,772,287.11
  5. Step 5: Solve for x
    x = 2,820,772,287.11/57,929.61
  6. Step 6: Final answer
    x = 48,693.10

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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.