Home / 61,000.29-84,178.85-34,141.50

Finding the Fourth Proportional to 61,000.29, 84,178.85 and 34,141.50

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Solution

The fourth proportional to 61,000.29, 84,178.85 and 34,141.50 is: 47,114.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,000.29 : 84,178.85 = 34,141.50 : x
  2. Step 2: Convert to fraction form
    61,000.29/84,178.85 = 34,141.50/x
  3. Step 3: Cross multiply
    61,000.29x = 84,178.85 × 34,141.50
  4. Step 4: Simplify right side
    61,000.29x = 2,873,992,036.57
  5. Step 5: Solve for x
    x = 2,873,992,036.57/61,000.29
  6. Step 6: Final answer
    x = 47,114.40

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1.5x scale

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.