Home / 112,794.48-169,193.64-42,706.80

Finding the Fourth Proportional to 112,794.48, 169,193.64 and 42,706.80

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Solution

The fourth proportional to 112,794.48, 169,193.64 and 42,706.80 is: 64,060.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,794.48 : 169,193.64 = 42,706.80 : x
  2. Step 2: Convert to fraction form
    112,794.48/169,193.64 = 42,706.80/x
  3. Step 3: Cross multiply
    112,794.48x = 169,193.64 × 42,706.80
  4. Step 4: Simplify right side
    112,794.48x = 7,225,718,944.75
  5. Step 5: Solve for x
    x = 7,225,718,944.75/112,794.48
  6. Step 6: Final answer
    x = 64,060.93

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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.