Home / 108,870.19-150,232.53-61,114.48

Finding the Fourth Proportional to 108,870.19, 150,232.53 and 61,114.48

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Solution

The fourth proportional to 108,870.19, 150,232.53 and 61,114.48 is: 84,333.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,870.19 : 150,232.53 = 61,114.48 : x
  2. Step 2: Convert to fraction form
    108,870.19/150,232.53 = 61,114.48/x
  3. Step 3: Cross multiply
    108,870.19x = 150,232.53 × 61,114.48
  4. Step 4: Simplify right side
    108,870.19x = 9,181,382,950.03
  5. Step 5: Solve for x
    x = 9,181,382,950.03/108,870.19
  6. Step 6: Final answer
    x = 84,333.31

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1.5x scale

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.