Home / 146,588.07-202,457.28-98,758.38

Finding the Fourth Proportional to 146,588.07, 202,457.28 and 98,758.38

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Solution

The fourth proportional to 146,588.07, 202,457.28 and 98,758.38 is: 136,398.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,588.07 : 202,457.28 = 98,758.38 : x
  2. Step 2: Convert to fraction form
    146,588.07/202,457.28 = 98,758.38/x
  3. Step 3: Cross multiply
    146,588.07x = 202,457.28 × 98,758.38
  4. Step 4: Simplify right side
    146,588.07x = 19,994,351,979.72
  5. Step 5: Solve for x
    x = 19,994,351,979.72/146,588.07
  6. Step 6: Final answer
    x = 136,398.23

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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.