Home / 97,317.81-134,298.60-54,876.34

Finding the Fourth Proportional to 97,317.81, 134,298.60 and 54,876.34

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Solution

The fourth proportional to 97,317.81, 134,298.60 and 54,876.34 is: 75,729.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,317.81 : 134,298.60 = 54,876.34 : x
  2. Step 2: Convert to fraction form
    97,317.81/134,298.60 = 54,876.34/x
  3. Step 3: Cross multiply
    97,317.81x = 134,298.60 × 54,876.34
  4. Step 4: Simplify right side
    97,317.81x = 7,369,815,635.12
  5. Step 5: Solve for x
    x = 7,369,815,635.12/97,317.81
  6. Step 6: Final answer
    x = 75,729.36

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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.