Home / 79,888.38-119,812.02-23,715.18

Finding the Fourth Proportional to 79,888.38, 119,812.02 and 23,715.18

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Solution

The fourth proportional to 79,888.38, 119,812.02 and 23,715.18 is: 35,566.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,888.38 : 119,812.02 = 23,715.18 : x
  2. Step 2: Convert to fraction form
    79,888.38/119,812.02 = 23,715.18/x
  3. Step 3: Cross multiply
    79,888.38x = 119,812.02 × 23,715.18
  4. Step 4: Simplify right side
    79,888.38x = 2,841,363,620.46
  5. Step 5: Solve for x
    x = 2,841,363,620.46/79,888.38
  6. Step 6: Final answer
    x = 35,566.67

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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.