Home / 112,795.48-169,195.14-42,707.80

Finding the Fourth Proportional to 112,795.48, 169,195.14 and 42,707.80

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Solution

The fourth proportional to 112,795.48, 169,195.14 and 42,707.80 is: 64,062.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,795.48 : 169,195.14 = 42,707.80 : x
  2. Step 2: Convert to fraction form
    112,795.48/169,195.14 = 42,707.80/x
  3. Step 3: Cross multiply
    112,795.48x = 169,195.14 × 42,707.80
  4. Step 4: Simplify right side
    112,795.48x = 7,225,952,200.09
  5. Step 5: Solve for x
    x = 7,225,952,200.09/112,795.48
  6. Step 6: Final answer
    x = 64,062.43

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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.