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Finding the Fourth Proportional to 74,681.73, 112,022.60 and 22,087.11

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Solution

The fourth proportional to 74,681.73, 112,022.60 and 22,087.11 is: 33,130.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,681.73 : 112,022.60 = 22,087.11 : x
  2. Step 2: Convert to fraction form
    74,681.73/112,022.60 = 22,087.11/x
  3. Step 3: Cross multiply
    74,681.73x = 112,022.60 × 22,087.11
  4. Step 4: Simplify right side
    74,681.73x = 2,474,255,798.34
  5. Step 5: Solve for x
    x = 2,474,255,798.34/74,681.73
  6. Step 6: Final answer
    x = 33,130.67

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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.