Home / 254,073.81-350,628.03-139,357.16

Finding the Fourth Proportional to 254,073.81, 350,628.03 and 139,357.16

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Solution

The fourth proportional to 254,073.81, 350,628.03 and 139,357.16 is: 192,316.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,073.81 : 350,628.03 = 139,357.16 : x
  2. Step 2: Convert to fraction form
    254,073.81/350,628.03 = 139,357.16/x
  3. Step 3: Cross multiply
    254,073.81x = 350,628.03 × 139,357.16
  4. Step 4: Simplify right side
    254,073.81x = 48,862,526,477.19
  5. Step 5: Solve for x
    x = 48,862,526,477.19/254,073.81
  6. Step 6: Final answer
    x = 192,316.27

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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.