Home / 72,549.83-100,090.16-41,902.67

Finding the Fourth Proportional to 72,549.83, 100,090.16 and 41,902.67

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Solution

The fourth proportional to 72,549.83, 100,090.16 and 41,902.67 is: 57,809.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,549.83 : 100,090.16 = 41,902.67 : x
  2. Step 2: Convert to fraction form
    72,549.83/100,090.16 = 41,902.67/x
  3. Step 3: Cross multiply
    72,549.83x = 100,090.16 × 41,902.67
  4. Step 4: Simplify right side
    72,549.83x = 4,194,045,142.57
  5. Step 5: Solve for x
    x = 4,194,045,142.57/72,549.83
  6. Step 6: Final answer
    x = 57,809.16

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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.