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Finding the Fourth Proportional to 113,888.66, 170,775.65 and 37,960.31

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Solution

The fourth proportional to 113,888.66, 170,775.65 and 37,960.31 is: 56,921.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,888.66 : 170,775.65 = 37,960.31 : x
  2. Step 2: Convert to fraction form
    113,888.66/170,775.65 = 37,960.31/x
  3. Step 3: Cross multiply
    113,888.66x = 170,775.65 × 37,960.31
  4. Step 4: Simplify right side
    113,888.66x = 6,482,695,570.77
  5. Step 5: Solve for x
    x = 6,482,695,570.77/113,888.66
  6. Step 6: Final answer
    x = 56,921.35

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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.