Home / 125,824-173,638.35-69,236.59

Finding the Fourth Proportional to 125,824, 173,638.35 and 69,236.59

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Solution

The fourth proportional to 125,824, 173,638.35 and 69,236.59 is: 95,547.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,824 : 173,638.35 = 69,236.59 : x
  2. Step 2: Convert to fraction form
    125,824/173,638.35 = 69,236.59/x
  3. Step 3: Cross multiply
    125,824x = 173,638.35 × 69,236.59
  4. Step 4: Simplify right side
    125,824x = 12,022,127,247.23
  5. Step 5: Solve for x
    x = 12,022,127,247.23/125,824
  6. Step 6: Final answer
    x = 95,547.17

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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.