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Finding the Fourth Proportional to 114,239.63, 157,369 and 97,189.26

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Solution

The fourth proportional to 114,239.63, 157,369 and 97,189.26 is: 133,881.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,239.63 : 157,369 = 97,189.26 : x
  2. Step 2: Convert to fraction form
    114,239.63/157,369 = 97,189.26/x
  3. Step 3: Cross multiply
    114,239.63x = 157,369 × 97,189.26
  4. Step 4: Simplify right side
    114,239.63x = 15,294,576,656.94
  5. Step 5: Solve for x
    x = 15,294,576,656.94/114,239.63
  6. Step 6: Final answer
    x = 133,881.53

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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.