Home / 47,259.20-70,966.24-42,748.48

Finding the Fourth Proportional to 47,259.20, 70,966.24 and 42,748.48

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Solution

The fourth proportional to 47,259.20, 70,966.24 and 42,748.48 is: 64,192.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,259.20 : 70,966.24 = 42,748.48 : x
  2. Step 2: Convert to fraction form
    47,259.20/70,966.24 = 42,748.48/x
  3. Step 3: Cross multiply
    47,259.20x = 70,966.24 × 42,748.48
  4. Step 4: Simplify right side
    47,259.20x = 3,033,698,891.32
  5. Step 5: Solve for x
    x = 3,033,698,891.32/47,259.20
  6. Step 6: Final answer
    x = 64,192.77

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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.