Home / 239,611.05-359,355.06-71,091.51

Finding the Fourth Proportional to 239,611.05, 359,355.06 and 71,091.51

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Solution

The fourth proportional to 239,611.05, 359,355.06 and 71,091.51 is: 106,619.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,611.05 : 359,355.06 = 71,091.51 : x
  2. Step 2: Convert to fraction form
    239,611.05/359,355.06 = 71,091.51/x
  3. Step 3: Cross multiply
    239,611.05x = 359,355.06 × 71,091.51
  4. Step 4: Simplify right side
    239,611.05x = 25,547,092,044.77
  5. Step 5: Solve for x
    x = 25,547,092,044.77/239,611.05
  6. Step 6: Final answer
    x = 106,619.01

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1.5x scale

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.