Home / 284,764.95-392,962.86-163,909.98

Finding the Fourth Proportional to 284,764.95, 392,962.86 and 163,909.98

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Solution

The fourth proportional to 284,764.95, 392,962.86 and 163,909.98 is: 226,188.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,764.95 : 392,962.86 = 163,909.98 : x
  2. Step 2: Convert to fraction form
    284,764.95/392,962.86 = 163,909.98/x
  3. Step 3: Cross multiply
    284,764.95x = 392,962.86 × 163,909.98
  4. Step 4: Simplify right side
    284,764.95x = 64,410,534,523.34
  5. Step 5: Solve for x
    x = 64,410,534,523.34/284,764.95
  6. Step 6: Final answer
    x = 226,188.42

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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.