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Finding the Fourth Proportional to 57,204.80, 78,903.84 and 46,594.88

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Solution

The fourth proportional to 57,204.80, 78,903.84 and 46,594.88 is: 64,269.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,204.80 : 78,903.84 = 46,594.88 : x
  2. Step 2: Convert to fraction form
    57,204.80/78,903.84 = 46,594.88/x
  3. Step 3: Cross multiply
    57,204.80x = 78,903.84 × 46,594.88
  4. Step 4: Simplify right side
    57,204.80x = 3,676,514,956.34
  5. Step 5: Solve for x
    x = 3,676,514,956.34/57,204.80
  6. Step 6: Final answer
    x = 64,269.34

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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.