Home / 93,779.24-140,747.54-87,867.65

Finding the Fourth Proportional to 93,779.24, 140,747.54 and 87,867.65

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Solution

The fourth proportional to 93,779.24, 140,747.54 and 87,867.65 is: 131,875.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,779.24 : 140,747.54 = 87,867.65 : x
  2. Step 2: Convert to fraction form
    93,779.24/140,747.54 = 87,867.65/x
  3. Step 3: Cross multiply
    93,779.24x = 140,747.54 × 87,867.65
  4. Step 4: Simplify right side
    93,779.24x = 12,367,155,495.61
  5. Step 5: Solve for x
    x = 12,367,155,495.61/93,779.24
  6. Step 6: Final answer
    x = 131,875.20

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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.