Home / 47,131.74-70,563.96-42,697.44

Finding the Fourth Proportional to 47,131.74, 70,563.96 and 42,697.44

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Solution

The fourth proportional to 47,131.74, 70,563.96 and 42,697.44 is: 63,925.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,131.74 : 70,563.96 = 42,697.44 : x
  2. Step 2: Convert to fraction form
    47,131.74/70,563.96 = 42,697.44/x
  3. Step 3: Cross multiply
    47,131.74x = 70,563.96 × 42,697.44
  4. Step 4: Simplify right side
    47,131.74x = 3,012,900,448.26
  5. Step 5: Solve for x
    x = 3,012,900,448.26/47,131.74
  6. Step 6: Final answer
    x = 63,925.08

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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.