Home / 210,933.60-316,308.08-63,155.04

Finding the Fourth Proportional to 210,933.60, 316,308.08 and 63,155.04

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Solution

The fourth proportional to 210,933.60, 316,308.08 and 63,155.04 is: 94,704.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,933.60 : 316,308.08 = 63,155.04 : x
  2. Step 2: Convert to fraction form
    210,933.60/316,308.08 = 63,155.04/x
  3. Step 3: Cross multiply
    210,933.60x = 316,308.08 × 63,155.04
  4. Step 4: Simplify right side
    210,933.60x = 19,976,449,444.72
  5. Step 5: Solve for x
    x = 19,976,449,444.72/210,933.60
  6. Step 6: Final answer
    x = 94,704.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.