Home / 97,356.56-134,365.50-57,080.24

Finding the Fourth Proportional to 97,356.56, 134,365.50 and 57,080.24

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Solution

The fourth proportional to 97,356.56, 134,365.50 and 57,080.24 is: 78,778.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,356.56 : 134,365.50 = 57,080.24 : x
  2. Step 2: Convert to fraction form
    97,356.56/134,365.50 = 57,080.24/x
  3. Step 3: Cross multiply
    97,356.56x = 134,365.50 × 57,080.24
  4. Step 4: Simplify right side
    97,356.56x = 7,669,614,987.72
  5. Step 5: Solve for x
    x = 7,669,614,987.72/97,356.56
  6. Step 6: Final answer
    x = 78,778.62

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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.