Home / 147,905.78-221,698.67-59,061.62

Finding the Fourth Proportional to 147,905.78, 221,698.67 and 59,061.62

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Solution

The fourth proportional to 147,905.78, 221,698.67 and 59,061.62 is: 88,528.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,905.78 : 221,698.67 = 59,061.62 : x
  2. Step 2: Convert to fraction form
    147,905.78/221,698.67 = 59,061.62/x
  3. Step 3: Cross multiply
    147,905.78x = 221,698.67 × 59,061.62
  4. Step 4: Simplify right side
    147,905.78x = 13,093,882,602.05
  5. Step 5: Solve for x
    x = 13,093,882,602.05/147,905.78
  6. Step 6: Final answer
    x = 88,528.54

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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.