Home / 67,773.32-93,410.44-45,071.76

Finding the Fourth Proportional to 67,773.32, 93,410.44 and 45,071.76

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Solution

The fourth proportional to 67,773.32, 93,410.44 and 45,071.76 is: 62,121.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,773.32 : 93,410.44 = 45,071.76 : x
  2. Step 2: Convert to fraction form
    67,773.32/93,410.44 = 45,071.76/x
  3. Step 3: Cross multiply
    67,773.32x = 93,410.44 × 45,071.76
  4. Step 4: Simplify right side
    67,773.32x = 4,210,172,933.17
  5. Step 5: Solve for x
    x = 4,210,172,933.17/67,773.32
  6. Step 6: Final answer
    x = 62,121.39

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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.