Home / 210,922.17-316,318.07-61,173.47

Finding the Fourth Proportional to 210,922.17, 316,318.07 and 61,173.47

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Solution

The fourth proportional to 210,922.17, 316,318.07 and 61,173.47 is: 91,741.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,922.17 : 316,318.07 = 61,173.47 : x
  2. Step 2: Convert to fraction form
    210,922.17/316,318.07 = 61,173.47/x
  3. Step 3: Cross multiply
    210,922.17x = 316,318.07 × 61,173.47
  4. Step 4: Simplify right side
    210,922.17x = 19,350,274,909.33
  5. Step 5: Solve for x
    x = 19,350,274,909.33/210,922.17
  6. Step 6: Final answer
    x = 91,741.30

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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.