Home / 43,280.48-64,794.18-39,130.04

Finding the Fourth Proportional to 43,280.48, 64,794.18 and 39,130.04

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Solution

The fourth proportional to 43,280.48, 64,794.18 and 39,130.04 is: 58,580.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,280.48 : 64,794.18 = 39,130.04 : x
  2. Step 2: Convert to fraction form
    43,280.48/64,794.18 = 39,130.04/x
  3. Step 3: Cross multiply
    43,280.48x = 64,794.18 × 39,130.04
  4. Step 4: Simplify right side
    43,280.48x = 2,535,398,855.17
  5. Step 5: Solve for x
    x = 2,535,398,855.17/43,280.48
  6. Step 6: Final answer
    x = 58,580.65

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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.