Home / 132,484.30-198,533.24-61,428.66

Finding the Fourth Proportional to 132,484.30, 198,533.24 and 61,428.66

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Solution

The fourth proportional to 132,484.30, 198,533.24 and 61,428.66 is: 92,053.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,484.30 : 198,533.24 = 61,428.66 : x
  2. Step 2: Convert to fraction form
    132,484.30/198,533.24 = 61,428.66/x
  3. Step 3: Cross multiply
    132,484.30x = 198,533.24 × 61,428.66
  4. Step 4: Simplify right side
    132,484.30x = 12,195,630,898.66
  5. Step 5: Solve for x
    x = 12,195,630,898.66/132,484.30
  6. Step 6: Final answer
    x = 92,053.40

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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.