Home / 102,941.10-154,411.65-36,383.40

Finding the Fourth Proportional to 102,941.10, 154,411.65 and 36,383.40

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Solution

The fourth proportional to 102,941.10, 154,411.65 and 36,383.40 is: 54,575.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,941.10 : 154,411.65 = 36,383.40 : x
  2. Step 2: Convert to fraction form
    102,941.10/154,411.65 = 36,383.40/x
  3. Step 3: Cross multiply
    102,941.10x = 154,411.65 × 36,383.40
  4. Step 4: Simplify right side
    102,941.10x = 5,618,020,826.61
  5. Step 5: Solve for x
    x = 5,618,020,826.61/102,941.10
  6. Step 6: Final answer
    x = 54,575.10

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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.