Home / 124,005.03-171,119.27-69,554.20

Finding the Fourth Proportional to 124,005.03, 171,119.27 and 69,554.20

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Solution

The fourth proportional to 124,005.03, 171,119.27 and 69,554.20 is: 95,980.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,005.03 : 171,119.27 = 69,554.20 : x
  2. Step 2: Convert to fraction form
    124,005.03/171,119.27 = 69,554.20/x
  3. Step 3: Cross multiply
    124,005.03x = 171,119.27 × 69,554.20
  4. Step 4: Simplify right side
    124,005.03x = 11,902,064,103.32
  5. Step 5: Solve for x
    x = 11,902,064,103.32/124,005.03
  6. Step 6: Final answer
    x = 95,980.50

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1.5x scale

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.