Home / 178,136.48-246,300.96-155,716.16

Finding the Fourth Proportional to 178,136.48, 246,300.96 and 155,716.16

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Solution

The fourth proportional to 178,136.48, 246,300.96 and 155,716.16 is: 215,301.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,136.48 : 246,300.96 = 155,716.16 : x
  2. Step 2: Convert to fraction form
    178,136.48/246,300.96 = 155,716.16/x
  3. Step 3: Cross multiply
    178,136.48x = 246,300.96 × 155,716.16
  4. Step 4: Simplify right side
    178,136.48x = 38,353,039,695.51
  5. Step 5: Solve for x
    x = 38,353,039,695.51/178,136.48
  6. Step 6: Final answer
    x = 215,301.43

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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.