Home / 228,050.02-342,140.64-70,300.90

Finding the Fourth Proportional to 228,050.02, 342,140.64 and 70,300.90

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Solution

The fourth proportional to 228,050.02, 342,140.64 and 70,300.90 is: 105,471.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,050.02 : 342,140.64 = 70,300.90 : x
  2. Step 2: Convert to fraction form
    228,050.02/342,140.64 = 70,300.90/x
  3. Step 3: Cross multiply
    228,050.02x = 342,140.64 × 70,300.90
  4. Step 4: Simplify right side
    228,050.02x = 24,052,794,918.58
  5. Step 5: Solve for x
    x = 24,052,794,918.58/228,050.02
  6. Step 6: Final answer
    x = 105,471.58

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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.