Home / 228,095.19-342,120.87-70,281.27

Finding the Fourth Proportional to 228,095.19, 342,120.87 and 70,281.27

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Solution

The fourth proportional to 228,095.19, 342,120.87 and 70,281.27 is: 105,415.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,095.19 : 342,120.87 = 70,281.27 : x
  2. Step 2: Convert to fraction form
    228,095.19/342,120.87 = 70,281.27/x
  3. Step 3: Cross multiply
    228,095.19x = 342,120.87 × 70,281.27
  4. Step 4: Simplify right side
    228,095.19x = 24,044,689,237.10
  5. Step 5: Solve for x
    x = 24,044,689,237.10/228,095.19
  6. Step 6: Final answer
    x = 105,415.15

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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.