Home / 74,314.95-111,388.59-36,901.76

Finding the Fourth Proportional to 74,314.95, 111,388.59 and 36,901.76

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Solution

The fourth proportional to 74,314.95, 111,388.59 and 36,901.76 is: 55,311.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,314.95 : 111,388.59 = 36,901.76 : x
  2. Step 2: Convert to fraction form
    74,314.95/111,388.59 = 36,901.76/x
  3. Step 3: Cross multiply
    74,314.95x = 111,388.59 × 36,901.76
  4. Step 4: Simplify right side
    74,314.95x = 4,110,434,457.98
  5. Step 5: Solve for x
    x = 4,110,434,457.98/74,314.95
  6. Step 6: Final answer
    x = 55,311.00

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1.5x scale

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.