Home / 145,265.04-217,911.72-56,525.76

Finding the Fourth Proportional to 145,265.04, 217,911.72 and 56,525.76

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Solution

The fourth proportional to 145,265.04, 217,911.72 and 56,525.76 is: 84,794.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,265.04 : 217,911.72 = 56,525.76 : x
  2. Step 2: Convert to fraction form
    145,265.04/217,911.72 = 56,525.76/x
  3. Step 3: Cross multiply
    145,265.04x = 217,911.72 × 56,525.76
  4. Step 4: Simplify right side
    145,265.04x = 12,317,625,585.91
  5. Step 5: Solve for x
    x = 12,317,625,585.91/145,265.04
  6. Step 6: Final answer
    x = 84,794.15

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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.