Home / 184,420.40-254,502.96-112,785.20

Finding the Fourth Proportional to 184,420.40, 254,502.96 and 112,785.20

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Solution

The fourth proportional to 184,420.40, 254,502.96 and 112,785.20 is: 155,645.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,420.40 : 254,502.96 = 112,785.20 : x
  2. Step 2: Convert to fraction form
    184,420.40/254,502.96 = 112,785.20/x
  3. Step 3: Cross multiply
    184,420.40x = 254,502.96 × 112,785.20
  4. Step 4: Simplify right side
    184,420.40x = 28,704,167,244.19
  5. Step 5: Solve for x
    x = 28,704,167,244.19/184,420.40
  6. Step 6: Final answer
    x = 155,645.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.