Home / 108,892.07-150,306.29-70,584.03

Finding the Fourth Proportional to 108,892.07, 150,306.29 and 70,584.03

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Solution

The fourth proportional to 108,892.07, 150,306.29 and 70,584.03 is: 97,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,892.07 : 150,306.29 = 70,584.03 : x
  2. Step 2: Convert to fraction form
    108,892.07/150,306.29 = 70,584.03/x
  3. Step 3: Cross multiply
    108,892.07x = 150,306.29 × 70,584.03
  4. Step 4: Simplify right side
    108,892.07x = 10,609,223,329.63
  5. Step 5: Solve for x
    x = 10,609,223,329.63/108,892.07
  6. Step 6: Final answer
    x = 97,428.80

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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.