Home / 115,562.02-159,524.69-70,254.47

Finding the Fourth Proportional to 115,562.02, 159,524.69 and 70,254.47

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Solution

The fourth proportional to 115,562.02, 159,524.69 and 70,254.47 is: 96,981.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,562.02 : 159,524.69 = 70,254.47 : x
  2. Step 2: Convert to fraction form
    115,562.02/159,524.69 = 70,254.47/x
  3. Step 3: Cross multiply
    115,562.02x = 159,524.69 × 70,254.47
  4. Step 4: Simplify right side
    115,562.02x = 11,207,322,765.23
  5. Step 5: Solve for x
    x = 11,207,322,765.23/115,562.02
  6. Step 6: Final answer
    x = 96,981.02

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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.