Home / 108,720.37-150,041.73-60,338.13

Finding the Fourth Proportional to 108,720.37, 150,041.73 and 60,338.13

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Solution

The fourth proportional to 108,720.37, 150,041.73 and 60,338.13 is: 83,270.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,720.37 : 150,041.73 = 60,338.13 : x
  2. Step 2: Convert to fraction form
    108,720.37/150,041.73 = 60,338.13/x
  3. Step 3: Cross multiply
    108,720.37x = 150,041.73 × 60,338.13
  4. Step 4: Simplify right side
    108,720.37x = 9,053,237,410.16
  5. Step 5: Solve for x
    x = 9,053,237,410.16/108,720.37
  6. Step 6: Final answer
    x = 83,270.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.