Home / 63,312.66-94,937.40-21,178.08

Finding the Fourth Proportional to 63,312.66, 94,937.40 and 21,178.08

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Solution

The fourth proportional to 63,312.66, 94,937.40 and 21,178.08 is: 31,756.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,312.66 : 94,937.40 = 21,178.08 : x
  2. Step 2: Convert to fraction form
    63,312.66/94,937.40 = 21,178.08/x
  3. Step 3: Cross multiply
    63,312.66x = 94,937.40 × 21,178.08
  4. Step 4: Simplify right side
    63,312.66x = 2,010,591,852.19
  5. Step 5: Solve for x
    x = 2,010,591,852.19/63,312.66
  6. Step 6: Final answer
    x = 31,756.55

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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.