Home / 97,219.44-134,167.32-54,779.76

Finding the Fourth Proportional to 97,219.44, 134,167.32 and 54,779.76

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Solution

The fourth proportional to 97,219.44, 134,167.32 and 54,779.76 is: 75,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,219.44 : 134,167.32 = 54,779.76 : x
  2. Step 2: Convert to fraction form
    97,219.44/134,167.32 = 54,779.76/x
  3. Step 3: Cross multiply
    97,219.44x = 134,167.32 × 54,779.76
  4. Step 4: Simplify right side
    97,219.44x = 7,349,653,589.44
  5. Step 5: Solve for x
    x = 7,349,653,589.44/97,219.44
  6. Step 6: Final answer
    x = 75,598.60

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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.