Home / 120,428.04-180,575.70-41,477.16

Finding the Fourth Proportional to 120,428.04, 180,575.70 and 41,477.16

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Solution

The fourth proportional to 120,428.04, 180,575.70 and 41,477.16 is: 62,192.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,428.04 : 180,575.70 = 41,477.16 : x
  2. Step 2: Convert to fraction form
    120,428.04/180,575.70 = 41,477.16/x
  3. Step 3: Cross multiply
    120,428.04x = 180,575.70 × 41,477.16
  4. Step 4: Simplify right side
    120,428.04x = 7,489,767,201.01
  5. Step 5: Solve for x
    x = 7,489,767,201.01/120,428.04
  6. Step 6: Final answer
    x = 62,192.88

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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.