Home / 295,165.10-442,237.35-137,069.30

Finding the Fourth Proportional to 295,165.10, 442,237.35 and 137,069.30

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Solution

The fourth proportional to 295,165.10, 442,237.35 and 137,069.30 is: 205,366.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,165.10 : 442,237.35 = 137,069.30 : x
  2. Step 2: Convert to fraction form
    295,165.10/442,237.35 = 137,069.30/x
  3. Step 3: Cross multiply
    295,165.10x = 442,237.35 × 137,069.30
  4. Step 4: Simplify right side
    295,165.10x = 60,617,163,998.36
  5. Step 5: Solve for x
    x = 60,617,163,998.36/295,165.10
  6. Step 6: Final answer
    x = 205,366.98

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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.