Home / 65,578.08-90,389.84-46,464.24

Finding the Fourth Proportional to 65,578.08, 90,389.84 and 46,464.24

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Solution

The fourth proportional to 65,578.08, 90,389.84 and 46,464.24 is: 64,044.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,578.08 : 90,389.84 = 46,464.24 : x
  2. Step 2: Convert to fraction form
    65,578.08/90,389.84 = 46,464.24/x
  3. Step 3: Cross multiply
    65,578.08x = 90,389.84 × 46,464.24
  4. Step 4: Simplify right side
    65,578.08x = 4,199,895,219.32
  5. Step 5: Solve for x
    x = 4,199,895,219.32/65,578.08
  6. Step 6: Final answer
    x = 64,044.19

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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.