Home / 145,184.40-217,673.64-56,363.04

Finding the Fourth Proportional to 145,184.40, 217,673.64 and 56,363.04

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Solution

The fourth proportional to 145,184.40, 217,673.64 and 56,363.04 is: 84,504.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,184.40 : 217,673.64 = 56,363.04 : x
  2. Step 2: Convert to fraction form
    145,184.40/217,673.64 = 56,363.04/x
  3. Step 3: Cross multiply
    145,184.40x = 217,673.64 × 56,363.04
  4. Step 4: Simplify right side
    145,184.40x = 12,268,748,078.27
  5. Step 5: Solve for x
    x = 12,268,748,078.27/145,184.40
  6. Step 6: Final answer
    x = 84,504.59

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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.