Home / 334,331.70-501,622.39-134,708.72

Finding the Fourth Proportional to 334,331.70, 501,622.39 and 134,708.72

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Solution

The fourth proportional to 334,331.70, 501,622.39 and 134,708.72 is: 202,113.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,331.70 : 501,622.39 = 134,708.72 : x
  2. Step 2: Convert to fraction form
    334,331.70/501,622.39 = 134,708.72/x
  3. Step 3: Cross multiply
    334,331.70x = 501,622.39 × 134,708.72
  4. Step 4: Simplify right side
    334,331.70x = 67,572,908,826.18
  5. Step 5: Solve for x
    x = 67,572,908,826.18/334,331.70
  6. Step 6: Final answer
    x = 202,113.38

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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.