Home / 74,951.23-103,434.06-40,961.16

Finding the Fourth Proportional to 74,951.23, 103,434.06 and 40,961.16

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Solution

The fourth proportional to 74,951.23, 103,434.06 and 40,961.16 is: 56,527.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,951.23 : 103,434.06 = 40,961.16 : x
  2. Step 2: Convert to fraction form
    74,951.23/103,434.06 = 40,961.16/x
  3. Step 3: Cross multiply
    74,951.23x = 103,434.06 × 40,961.16
  4. Step 4: Simplify right side
    74,951.23x = 4,236,779,081.11
  5. Step 5: Solve for x
    x = 4,236,779,081.11/74,951.23
  6. Step 6: Final answer
    x = 56,527.15

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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.