Home / 150,385.47-207,528.60-84,968.19

Finding the Fourth Proportional to 150,385.47, 207,528.60 and 84,968.19

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Solution

The fourth proportional to 150,385.47, 207,528.60 and 84,968.19 is: 117,254.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,385.47 : 207,528.60 = 84,968.19 : x
  2. Step 2: Convert to fraction form
    150,385.47/207,528.60 = 84,968.19/x
  3. Step 3: Cross multiply
    150,385.47x = 207,528.60 × 84,968.19
  4. Step 4: Simplify right side
    150,385.47x = 17,633,329,515.23
  5. Step 5: Solve for x
    x = 17,633,329,515.23/150,385.47
  6. Step 6: Final answer
    x = 117,254.21

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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.