Home / 47,764.49-71,437.14-42,536.34

Finding the Fourth Proportional to 47,764.49, 71,437.14 and 42,536.34

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Solution

The fourth proportional to 47,764.49, 71,437.14 and 42,536.34 is: 63,617.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,764.49 : 71,437.14 = 42,536.34 : x
  2. Step 2: Convert to fraction form
    47,764.49/71,437.14 = 42,536.34/x
  3. Step 3: Cross multiply
    47,764.49x = 71,437.14 × 42,536.34
  4. Step 4: Simplify right side
    47,764.49x = 3,038,674,475.67
  5. Step 5: Solve for x
    x = 3,038,674,475.67/47,764.49
  6. Step 6: Final answer
    x = 63,617.86

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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.