Home / 98,242.23-135,574.27-53,530.23

Finding the Fourth Proportional to 98,242.23, 135,574.27 and 53,530.23

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Solution

The fourth proportional to 98,242.23, 135,574.27 and 53,530.23 is: 73,871.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,242.23 : 135,574.27 = 53,530.23 : x
  2. Step 2: Convert to fraction form
    98,242.23/135,574.27 = 53,530.23/x
  3. Step 3: Cross multiply
    98,242.23x = 135,574.27 × 53,530.23
  4. Step 4: Simplify right side
    98,242.23x = 7,257,321,855.18
  5. Step 5: Solve for x
    x = 7,257,321,855.18/98,242.23
  6. Step 6: Final answer
    x = 73,871.71

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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.