Home / 74,837.20-103,276.84-41,303.12

Finding the Fourth Proportional to 74,837.20, 103,276.84 and 41,303.12

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Solution

The fourth proportional to 74,837.20, 103,276.84 and 41,303.12 is: 56,999.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,837.20 : 103,276.84 = 41,303.12 : x
  2. Step 2: Convert to fraction form
    74,837.20/103,276.84 = 41,303.12/x
  3. Step 3: Cross multiply
    74,837.20x = 103,276.84 × 41,303.12
  4. Step 4: Simplify right side
    74,837.20x = 4,265,655,715.74
  5. Step 5: Solve for x
    x = 4,265,655,715.74/74,837.20
  6. Step 6: Final answer
    x = 56,999.14

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1.5x scale

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.