Home / 47,288.64-70,723.80-42,060.32

Finding the Fourth Proportional to 47,288.64, 70,723.80 and 42,060.32

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Solution

The fourth proportional to 47,288.64, 70,723.80 and 42,060.32 is: 62,904.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,288.64 : 70,723.80 = 42,060.32 : x
  2. Step 2: Convert to fraction form
    47,288.64/70,723.80 = 42,060.32/x
  3. Step 3: Cross multiply
    47,288.64x = 70,723.80 × 42,060.32
  4. Step 4: Simplify right side
    47,288.64x = 2,974,665,659.62
  5. Step 5: Solve for x
    x = 2,974,665,659.62/47,288.64
  6. Step 6: Final answer
    x = 62,904.45

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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.