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Finding the Fourth Proportional to 57,392.64, 79,246.08 and 46,264.32

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Solution

The fourth proportional to 57,392.64, 79,246.08 and 46,264.32 is: 63,880.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,392.64 : 79,246.08 = 46,264.32 : x
  2. Step 2: Convert to fraction form
    57,392.64/79,246.08 = 46,264.32/x
  3. Step 3: Cross multiply
    57,392.64x = 79,246.08 × 46,264.32
  4. Step 4: Simplify right side
    57,392.64x = 3,666,266,003.87
  5. Step 5: Solve for x
    x = 3,666,266,003.87/57,392.64
  6. Step 6: Final answer
    x = 63,880.42

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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.