Home / 46,231.20-69,346.80-42,148.80

Finding the Fourth Proportional to 46,231.20, 69,346.80 and 42,148.80

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Solution

The fourth proportional to 46,231.20, 69,346.80 and 42,148.80 is: 63,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,231.20 : 69,346.80 = 42,148.80 : x
  2. Step 2: Convert to fraction form
    46,231.20/69,346.80 = 42,148.80/x
  3. Step 3: Cross multiply
    46,231.20x = 69,346.80 × 42,148.80
  4. Step 4: Simplify right side
    46,231.20x = 2,922,884,403.84
  5. Step 5: Solve for x
    x = 2,922,884,403.84/46,231.20
  6. Step 6: Final answer
    x = 63,223.20

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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.