Home / 46,443.20-69,810.60-45,568.40

Finding the Fourth Proportional to 46,443.20, 69,810.60 and 45,568.40

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Solution

The fourth proportional to 46,443.20, 69,810.60 and 45,568.40 is: 68,495.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,443.20 : 69,810.60 = 45,568.40 : x
  2. Step 2: Convert to fraction form
    46,443.20/69,810.60 = 45,568.40/x
  3. Step 3: Cross multiply
    46,443.20x = 69,810.60 × 45,568.40
  4. Step 4: Simplify right side
    46,443.20x = 3,181,157,345.04
  5. Step 5: Solve for x
    x = 3,181,157,345.04/46,443.20
  6. Step 6: Final answer
    x = 68,495.65

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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.