Home / 228,144.15-342,102.02-70,352.10

Finding the Fourth Proportional to 228,144.15, 342,102.02 and 70,352.10

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Solution

The fourth proportional to 228,144.15, 342,102.02 and 70,352.10 is: 105,492.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,144.15 : 342,102.02 = 70,352.10 : x
  2. Step 2: Convert to fraction form
    228,144.15/342,102.02 = 70,352.10/x
  3. Step 3: Cross multiply
    228,144.15x = 342,102.02 × 70,352.10
  4. Step 4: Simplify right side
    228,144.15x = 24,067,595,169.48
  5. Step 5: Solve for x
    x = 24,067,595,169.48/228,144.15
  6. Step 6: Final answer
    x = 105,492.93

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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.