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Finding the Fourth Proportional to 223,315.51, 334,784.93 and 96,860.51

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Solution

The fourth proportional to 223,315.51, 334,784.93 and 96,860.51 is: 145,209.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,315.51 : 334,784.93 = 96,860.51 : x
  2. Step 2: Convert to fraction form
    223,315.51/334,784.93 = 96,860.51/x
  3. Step 3: Cross multiply
    223,315.51x = 334,784.93 × 96,860.51
  4. Step 4: Simplify right side
    223,315.51x = 32,427,439,060.11
  5. Step 5: Solve for x
    x = 32,427,439,060.11/223,315.51
  6. Step 6: Final answer
    x = 145,209.08

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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.