Home / 146,870.21-220,264.25-52,088.33

Finding the Fourth Proportional to 146,870.21, 220,264.25 and 52,088.33

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Solution

The fourth proportional to 146,870.21, 220,264.25 and 52,088.33 is: 78,117.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,870.21 : 220,264.25 = 52,088.33 : x
  2. Step 2: Convert to fraction form
    146,870.21/220,264.25 = 52,088.33/x
  3. Step 3: Cross multiply
    146,870.21x = 220,264.25 × 52,088.33
  4. Step 4: Simplify right side
    146,870.21x = 11,473,197,231.42
  5. Step 5: Solve for x
    x = 11,473,197,231.42/146,870.21
  6. Step 6: Final answer
    x = 78,117.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.