Home / 230,210.72-345,155.24-102,057.30

Finding the Fourth Proportional to 230,210.72, 345,155.24 and 102,057.30

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Solution

The fourth proportional to 230,210.72, 345,155.24 and 102,057.30 is: 153,014.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,210.72 : 345,155.24 = 102,057.30 : x
  2. Step 2: Convert to fraction form
    230,210.72/345,155.24 = 102,057.30/x
  3. Step 3: Cross multiply
    230,210.72x = 345,155.24 × 102,057.30
  4. Step 4: Simplify right side
    230,210.72x = 35,225,611,875.25
  5. Step 5: Solve for x
    x = 35,225,611,875.25/230,210.72
  6. Step 6: Final answer
    x = 153,014.65

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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.