Home / 61,009.88-84,195.06-34,151.72

Finding the Fourth Proportional to 61,009.88, 84,195.06 and 34,151.72

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Solution

The fourth proportional to 61,009.88, 84,195.06 and 34,151.72 is: 47,130.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,009.88 : 84,195.06 = 34,151.72 : x
  2. Step 2: Convert to fraction form
    61,009.88/84,195.06 = 34,151.72/x
  3. Step 3: Cross multiply
    61,009.88x = 84,195.06 × 34,151.72
  4. Step 4: Simplify right side
    61,009.88x = 2,875,406,114.50
  5. Step 5: Solve for x
    x = 2,875,406,114.50/61,009.88
  6. Step 6: Final answer
    x = 47,130.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.