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Finding the Fourth Proportional to 147,954.68, 221,931.02 and 59,228.68

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Solution

The fourth proportional to 147,954.68, 221,931.02 and 59,228.68 is: 88,842.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,954.68 : 221,931.02 = 59,228.68 : x
  2. Step 2: Convert to fraction form
    147,954.68/221,931.02 = 59,228.68/x
  3. Step 3: Cross multiply
    147,954.68x = 221,931.02 × 59,228.68
  4. Step 4: Simplify right side
    147,954.68x = 13,144,681,365.65
  5. Step 5: Solve for x
    x = 13,144,681,365.65/147,954.68
  6. Step 6: Final answer
    x = 88,842.62

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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.