Home / 77,905.13-116,817.67-35,748.92

Finding the Fourth Proportional to 77,905.13, 116,817.67 and 35,748.92

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Solution

The fourth proportional to 77,905.13, 116,817.67 and 35,748.92 is: 53,605.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,905.13 : 116,817.67 = 35,748.92 : x
  2. Step 2: Convert to fraction form
    77,905.13/116,817.67 = 35,748.92/x
  3. Step 3: Cross multiply
    77,905.13x = 116,817.67 × 35,748.92
  4. Step 4: Simplify right side
    77,905.13x = 4,176,105,539.42
  5. Step 5: Solve for x
    x = 4,176,105,539.42/77,905.13
  6. Step 6: Final answer
    x = 53,605.01

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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.