Home / 147,970.55-221,831.23-59,175.61

Finding the Fourth Proportional to 147,970.55, 221,831.23 and 59,175.61

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Solution

The fourth proportional to 147,970.55, 221,831.23 and 59,175.61 is: 88,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,970.55 : 221,831.23 = 59,175.61 : x
  2. Step 2: Convert to fraction form
    147,970.55/221,831.23 = 59,175.61/x
  3. Step 3: Cross multiply
    147,970.55x = 221,831.23 × 59,175.61
  4. Step 4: Simplify right side
    147,970.55x = 13,126,999,174.97
  5. Step 5: Solve for x
    x = 13,126,999,174.97/147,970.55
  6. Step 6: Final answer
    x = 88,713.60

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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.