Home / 116,713.02-174,788.85-66,641.35

Finding the Fourth Proportional to 116,713.02, 174,788.85 and 66,641.35

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Solution

The fourth proportional to 116,713.02, 174,788.85 and 66,641.35 is: 99,801.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,713.02 : 174,788.85 = 66,641.35 : x
  2. Step 2: Convert to fraction form
    116,713.02/174,788.85 = 66,641.35/x
  3. Step 3: Cross multiply
    116,713.02x = 174,788.85 × 66,641.35
  4. Step 4: Simplify right side
    116,713.02x = 11,648,165,069.61
  5. Step 5: Solve for x
    x = 11,648,165,069.61/116,713.02
  6. Step 6: Final answer
    x = 99,801.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.