Home / 110,688.83-152,749.90-62,942.21

Finding the Fourth Proportional to 110,688.83, 152,749.90 and 62,942.21

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Solution

The fourth proportional to 110,688.83, 152,749.90 and 62,942.21 is: 86,859.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,688.83 : 152,749.90 = 62,942.21 : x
  2. Step 2: Convert to fraction form
    110,688.83/152,749.90 = 62,942.21/x
  3. Step 3: Cross multiply
    110,688.83x = 152,749.90 × 62,942.21
  4. Step 4: Simplify right side
    110,688.83x = 9,614,416,283.28
  5. Step 5: Solve for x
    x = 9,614,416,283.28/110,688.83
  6. Step 6: Final answer
    x = 86,859.86

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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.