Home / 91,801.80-137,523.18-63,334.35

Finding the Fourth Proportional to 91,801.80, 137,523.18 and 63,334.35

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Solution

The fourth proportional to 91,801.80, 137,523.18 and 63,334.35 is: 94,877.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,801.80 : 137,523.18 = 63,334.35 : x
  2. Step 2: Convert to fraction form
    91,801.80/137,523.18 = 63,334.35/x
  3. Step 3: Cross multiply
    91,801.80x = 137,523.18 × 63,334.35
  4. Step 4: Simplify right side
    91,801.80x = 8,709,941,215.23
  5. Step 5: Solve for x
    x = 8,709,941,215.23/91,801.80
  6. Step 6: Final answer
    x = 94,877.67

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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.