Home / 207,032.06-310,613.70-73,909.38

Finding the Fourth Proportional to 207,032.06, 310,613.70 and 73,909.38

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Solution

The fourth proportional to 207,032.06, 310,613.70 and 73,909.38 is: 110,887.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,032.06 : 310,613.70 = 73,909.38 : x
  2. Step 2: Convert to fraction form
    207,032.06/310,613.70 = 73,909.38/x
  3. Step 3: Cross multiply
    207,032.06x = 310,613.70 × 73,909.38
  4. Step 4: Simplify right side
    207,032.06x = 22,957,265,986.51
  5. Step 5: Solve for x
    x = 22,957,265,986.51/207,032.06
  6. Step 6: Final answer
    x = 110,887.49

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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.