Home / 120,017.19-165,618.72-69,026.07

Finding the Fourth Proportional to 120,017.19, 165,618.72 and 69,026.07

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Solution

The fourth proportional to 120,017.19, 165,618.72 and 69,026.07 is: 95,253.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,017.19 : 165,618.72 = 69,026.07 : x
  2. Step 2: Convert to fraction form
    120,017.19/165,618.72 = 69,026.07/x
  3. Step 3: Cross multiply
    120,017.19x = 165,618.72 × 69,026.07
  4. Step 4: Simplify right side
    120,017.19x = 11,432,009,360.03
  5. Step 5: Solve for x
    x = 11,432,009,360.03/120,017.19
  6. Step 6: Final answer
    x = 95,253.10

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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.