Home / 334,528.18-501,890.70-134,745.72

Finding the Fourth Proportional to 334,528.18, 501,890.70 and 134,745.72

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Solution

The fourth proportional to 334,528.18, 501,890.70 and 134,745.72 is: 202,158.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,528.18 : 501,890.70 = 134,745.72 : x
  2. Step 2: Convert to fraction form
    334,528.18/501,890.70 = 134,745.72/x
  3. Step 3: Cross multiply
    334,528.18x = 501,890.70 × 134,745.72
  4. Step 4: Simplify right side
    334,528.18x = 67,627,623,732.80
  5. Step 5: Solve for x
    x = 67,627,623,732.80/334,528.18
  6. Step 6: Final answer
    x = 202,158.23

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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.