Home / 152,983.47-211,147.56-97,757.49

Finding the Fourth Proportional to 152,983.47, 211,147.56 and 97,757.49

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Solution

The fourth proportional to 152,983.47, 211,147.56 and 97,757.49 is: 134,924.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,983.47 : 211,147.56 = 97,757.49 : x
  2. Step 2: Convert to fraction form
    152,983.47/211,147.56 = 97,757.49/x
  3. Step 3: Cross multiply
    152,983.47x = 211,147.56 × 97,757.49
  4. Step 4: Simplify right side
    152,983.47x = 20,641,255,485.22
  5. Step 5: Solve for x
    x = 20,641,255,485.22/152,983.47
  6. Step 6: Final answer
    x = 134,924.74

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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.