Home / 113,925.72-170,870.20-39,042.84

Finding the Fourth Proportional to 113,925.72, 170,870.20 and 39,042.84

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Solution

The fourth proportional to 113,925.72, 170,870.20 and 39,042.84 is: 58,557.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,925.72 : 170,870.20 = 39,042.84 : x
  2. Step 2: Convert to fraction form
    113,925.72/170,870.20 = 39,042.84/x
  3. Step 3: Cross multiply
    113,925.72x = 170,870.20 × 39,042.84
  4. Step 4: Simplify right side
    113,925.72x = 6,671,257,879.37
  5. Step 5: Solve for x
    x = 6,671,257,879.37/113,925.72
  6. Step 6: Final answer
    x = 58,557.96

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1.5x scale

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.