Home / 317,281.04-475,870.40-92,588.72

Finding the Fourth Proportional to 317,281.04, 475,870.40 and 92,588.72

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Solution

The fourth proportional to 317,281.04, 475,870.40 and 92,588.72 is: 138,868.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,281.04 : 475,870.40 = 92,588.72 : x
  2. Step 2: Convert to fraction form
    317,281.04/475,870.40 = 92,588.72/x
  3. Step 3: Cross multiply
    317,281.04x = 475,870.40 × 92,588.72
  4. Step 4: Simplify right side
    317,281.04x = 44,060,231,221.89
  5. Step 5: Solve for x
    x = 44,060,231,221.89/317,281.04
  6. Step 6: Final answer
    x = 138,868.15

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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.