Home / 65,612.97-90,449.10-46,433.16

Finding the Fourth Proportional to 65,612.97, 90,449.10 and 46,433.16

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Solution

The fourth proportional to 65,612.97, 90,449.10 and 46,433.16 is: 64,009.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,612.97 : 90,449.10 = 46,433.16 : x
  2. Step 2: Convert to fraction form
    65,612.97/90,449.10 = 46,433.16/x
  3. Step 3: Cross multiply
    65,612.97x = 90,449.10 × 46,433.16
  4. Step 4: Simplify right side
    65,612.97x = 4,199,837,532.16
  5. Step 5: Solve for x
    x = 4,199,837,532.16/65,612.97
  6. Step 6: Final answer
    x = 64,009.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.