Home / 147,302.75-220,913.81-40,661.22

Finding the Fourth Proportional to 147,302.75, 220,913.81 and 40,661.22

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Solution

The fourth proportional to 147,302.75, 220,913.81 and 40,661.22 is: 60,980.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,302.75 : 220,913.81 = 40,661.22 : x
  2. Step 2: Convert to fraction form
    147,302.75/220,913.81 = 40,661.22/x
  3. Step 3: Cross multiply
    147,302.75x = 220,913.81 × 40,661.22
  4. Step 4: Simplify right side
    147,302.75x = 8,982,624,826.14
  5. Step 5: Solve for x
    x = 8,982,624,826.14/147,302.75
  6. Step 6: Final answer
    x = 60,980.70

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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.