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Finding the Fourth Proportional to 125,796, 173,598.48 and 69,206.16

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Solution

The fourth proportional to 125,796, 173,598.48 and 69,206.16 is: 95,504.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,796 : 173,598.48 = 69,206.16 : x
  2. Step 2: Convert to fraction form
    125,796/173,598.48 = 69,206.16/x
  3. Step 3: Cross multiply
    125,796x = 173,598.48 × 69,206.16
  4. Step 4: Simplify right side
    125,796x = 12,014,084,182.64
  5. Step 5: Solve for x
    x = 12,014,084,182.64/125,796
  6. Step 6: Final answer
    x = 95,504.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.