Home / 60,631.58-90,965.37-31,070.18

Finding the Fourth Proportional to 60,631.58, 90,965.37 and 31,070.18

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Solution

The fourth proportional to 60,631.58, 90,965.37 and 31,070.18 is: 46,614.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,631.58 : 90,965.37 = 31,070.18 : x
  2. Step 2: Convert to fraction form
    60,631.58/90,965.37 = 31,070.18/x
  3. Step 3: Cross multiply
    60,631.58x = 90,965.37 × 31,070.18
  4. Step 4: Simplify right side
    60,631.58x = 2,826,310,419.67
  5. Step 5: Solve for x
    x = 2,826,310,419.67/60,631.58
  6. Step 6: Final answer
    x = 46,614.49

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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.