Home / 190,062.42-285,157.02-63,715.26

Finding the Fourth Proportional to 190,062.42, 285,157.02 and 63,715.26

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Solution

The fourth proportional to 190,062.42, 285,157.02 and 63,715.26 is: 95,594.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,062.42 : 285,157.02 = 63,715.26 : x
  2. Step 2: Convert to fraction form
    190,062.42/285,157.02 = 63,715.26/x
  3. Step 3: Cross multiply
    190,062.42x = 285,157.02 × 63,715.26
  4. Step 4: Simplify right side
    190,062.42x = 18,168,853,670.13
  5. Step 5: Solve for x
    x = 18,168,853,670.13/190,062.42
  6. Step 6: Final answer
    x = 95,594.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.