Home / 109,589.51-151,232.24-64,258.13

Finding the Fourth Proportional to 109,589.51, 151,232.24 and 64,258.13

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Solution

The fourth proportional to 109,589.51, 151,232.24 and 64,258.13 is: 88,675.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,589.51 : 151,232.24 = 64,258.13 : x
  2. Step 2: Convert to fraction form
    109,589.51/151,232.24 = 64,258.13/x
  3. Step 3: Cross multiply
    109,589.51x = 151,232.24 × 64,258.13
  4. Step 4: Simplify right side
    109,589.51x = 9,717,900,342.60
  5. Step 5: Solve for x
    x = 9,717,900,342.60/109,589.51
  6. Step 6: Final answer
    x = 88,675.47

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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.