Home / 97,478.91-146,197.35-56,925.36

Finding the Fourth Proportional to 97,478.91, 146,197.35 and 56,925.36

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Solution

The fourth proportional to 97,478.91, 146,197.35 and 56,925.36 is: 85,375.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,478.91 : 146,197.35 = 56,925.36 : x
  2. Step 2: Convert to fraction form
    97,478.91/146,197.35 = 56,925.36/x
  3. Step 3: Cross multiply
    97,478.91x = 146,197.35 × 56,925.36
  4. Step 4: Simplify right side
    97,478.91x = 8,322,336,779.80
  5. Step 5: Solve for x
    x = 8,322,336,779.80/97,478.91
  6. Step 6: Final answer
    x = 85,375.77

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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.