Home / 92,698.26-139,088.73-42,751.50

Finding the Fourth Proportional to 92,698.26, 139,088.73 and 42,751.50

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Solution

The fourth proportional to 92,698.26, 139,088.73 and 42,751.50 is: 64,146.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,698.26 : 139,088.73 = 42,751.50 : x
  2. Step 2: Convert to fraction form
    92,698.26/139,088.73 = 42,751.50/x
  3. Step 3: Cross multiply
    92,698.26x = 139,088.73 × 42,751.50
  4. Step 4: Simplify right side
    92,698.26x = 5,946,251,840.60
  5. Step 5: Solve for x
    x = 5,946,251,840.60/92,698.26
  6. Step 6: Final answer
    x = 64,146.32

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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.