Home / 219,024.90-328,355.10-92,762.10

Finding the Fourth Proportional to 219,024.90, 328,355.10 and 92,762.10

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Solution

The fourth proportional to 219,024.90, 328,355.10 and 92,762.10 is: 139,065.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,024.90 : 328,355.10 = 92,762.10 : x
  2. Step 2: Convert to fraction form
    219,024.90/328,355.10 = 92,762.10/x
  3. Step 3: Cross multiply
    219,024.90x = 328,355.10 × 92,762.10
  4. Step 4: Simplify right side
    219,024.90x = 30,458,908,621.71
  5. Step 5: Solve for x
    x = 30,458,908,621.71/219,024.90
  6. Step 6: Final answer
    x = 139,065.96

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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.