Home / 95,784.40-143,671.16-42,461.12

Finding the Fourth Proportional to 95,784.40, 143,671.16 and 42,461.12

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Solution

The fourth proportional to 95,784.40, 143,671.16 and 42,461.12 is: 63,689.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,784.40 : 143,671.16 = 42,461.12 : x
  2. Step 2: Convert to fraction form
    95,784.40/143,671.16 = 42,461.12/x
  3. Step 3: Cross multiply
    95,784.40x = 143,671.16 × 42,461.12
  4. Step 4: Simplify right side
    95,784.40x = 6,100,438,365.30
  5. Step 5: Solve for x
    x = 6,100,438,365.30/95,784.40
  6. Step 6: Final answer
    x = 63,689.27

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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.