Home / 92,828.18-139,255.24-46,068.50

Finding the Fourth Proportional to 92,828.18, 139,255.24 and 46,068.50

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Solution

The fourth proportional to 92,828.18, 139,255.24 and 46,068.50 is: 69,109.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,828.18 : 139,255.24 = 46,068.50 : x
  2. Step 2: Convert to fraction form
    92,828.18/139,255.24 = 46,068.50/x
  3. Step 3: Cross multiply
    92,828.18x = 139,255.24 × 46,068.50
  4. Step 4: Simplify right side
    92,828.18x = 6,415,280,023.94
  5. Step 5: Solve for x
    x = 6,415,280,023.94/92,828.18
  6. Step 6: Final answer
    x = 69,109.19

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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.