Home / 95,507.34-143,211.75-42,871.68

Finding the Fourth Proportional to 95,507.34, 143,211.75 and 42,871.68

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Solution

The fourth proportional to 95,507.34, 143,211.75 and 42,871.68 is: 64,285.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,507.34 : 143,211.75 = 42,871.68 : x
  2. Step 2: Convert to fraction form
    95,507.34/143,211.75 = 42,871.68/x
  3. Step 3: Cross multiply
    95,507.34x = 143,211.75 × 42,871.68
  4. Step 4: Simplify right side
    95,507.34x = 6,139,728,318.24
  5. Step 5: Solve for x
    x = 6,139,728,318.24/95,507.34
  6. Step 6: Final answer
    x = 64,285.41

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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.