Home / 61,927.13-85,459.61-36,434.46

Finding the Fourth Proportional to 61,927.13, 85,459.61 and 36,434.46

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Solution

The fourth proportional to 61,927.13, 85,459.61 and 36,434.46 is: 50,279.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,927.13 : 85,459.61 = 36,434.46 : x
  2. Step 2: Convert to fraction form
    61,927.13/85,459.61 = 36,434.46/x
  3. Step 3: Cross multiply
    61,927.13x = 85,459.61 × 36,434.46
  4. Step 4: Simplify right side
    61,927.13x = 3,113,674,468.07
  5. Step 5: Solve for x
    x = 3,113,674,468.07/61,927.13
  6. Step 6: Final answer
    x = 50,279.65

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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.