Home / 120,032.90-180,071.27-41,155.10

Finding the Fourth Proportional to 120,032.90, 180,071.27 and 41,155.10

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Solution

The fourth proportional to 120,032.90, 180,071.27 and 41,155.10 is: 61,740.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,032.90 : 180,071.27 = 41,155.10 : x
  2. Step 2: Convert to fraction form
    120,032.90/180,071.27 = 41,155.10/x
  3. Step 3: Cross multiply
    120,032.90x = 180,071.27 × 41,155.10
  4. Step 4: Simplify right side
    120,032.90x = 7,410,850,017.85
  5. Step 5: Solve for x
    x = 7,410,850,017.85/120,032.90
  6. Step 6: Final answer
    x = 61,740.16

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1.5x scale

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.