Home / 95,605.31-143,406.75-42,977.59

Finding the Fourth Proportional to 95,605.31, 143,406.75 and 42,977.59

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Solution

The fourth proportional to 95,605.31, 143,406.75 and 42,977.59 is: 64,465.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,605.31 : 143,406.75 = 42,977.59 : x
  2. Step 2: Convert to fraction form
    95,605.31/143,406.75 = 42,977.59/x
  3. Step 3: Cross multiply
    95,605.31x = 143,406.75 × 42,977.59
  4. Step 4: Simplify right side
    95,605.31x = 6,163,276,504.73
  5. Step 5: Solve for x
    x = 6,163,276,504.73/95,605.31
  6. Step 6: Final answer
    x = 64,465.84

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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.