Home / 147,905.10-221,529.60-59,112.90

Finding the Fourth Proportional to 147,905.10, 221,529.60 and 59,112.90

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Solution

The fourth proportional to 147,905.10, 221,529.60 and 59,112.90 is: 88,538.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,905.10 : 221,529.60 = 59,112.90 : x
  2. Step 2: Convert to fraction form
    147,905.10/221,529.60 = 59,112.90/x
  3. Step 3: Cross multiply
    147,905.10x = 221,529.60 × 59,112.90
  4. Step 4: Simplify right side
    147,905.10x = 13,095,257,091.84
  5. Step 5: Solve for x
    x = 13,095,257,091.84/147,905.10
  6. Step 6: Final answer
    x = 88,538.24

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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.