Home / 147,270.36-220,900.14-47,435.88

Finding the Fourth Proportional to 147,270.36, 220,900.14 and 47,435.88

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Solution

The fourth proportional to 147,270.36, 220,900.14 and 47,435.88 is: 71,152.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,270.36 : 220,900.14 = 47,435.88 : x
  2. Step 2: Convert to fraction form
    147,270.36/220,900.14 = 47,435.88/x
  3. Step 3: Cross multiply
    147,270.36x = 220,900.14 × 47,435.88
  4. Step 4: Simplify right side
    147,270.36x = 10,478,592,533.02
  5. Step 5: Solve for x
    x = 10,478,592,533.02/147,270.36
  6. Step 6: Final answer
    x = 71,152.08

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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.