Home / 64,178.46-96,267.96-42,131.34

Finding the Fourth Proportional to 64,178.46, 96,267.96 and 42,131.34

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Solution

The fourth proportional to 64,178.46, 96,267.96 and 42,131.34 is: 63,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,178.46 : 96,267.96 = 42,131.34 : x
  2. Step 2: Convert to fraction form
    64,178.46/96,267.96 = 42,131.34/x
  3. Step 3: Cross multiply
    64,178.46x = 96,267.96 × 42,131.34
  4. Step 4: Simplify right side
    64,178.46x = 4,055,898,153.87
  5. Step 5: Solve for x
    x = 4,055,898,153.87/64,178.46
  6. Step 6: Final answer
    x = 63,197.19

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1.5x scale

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.