Home / 210,775.14-316,179.27-61,017.75

Finding the Fourth Proportional to 210,775.14, 316,179.27 and 61,017.75

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Solution

The fourth proportional to 210,775.14, 316,179.27 and 61,017.75 is: 91,531.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,775.14 : 316,179.27 = 61,017.75 : x
  2. Step 2: Convert to fraction form
    210,775.14/316,179.27 = 61,017.75/x
  3. Step 3: Cross multiply
    210,775.14x = 316,179.27 × 61,017.75
  4. Step 4: Simplify right side
    210,775.14x = 19,292,547,652.04
  5. Step 5: Solve for x
    x = 19,292,547,652.04/210,775.14
  6. Step 6: Final answer
    x = 91,531.42

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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.