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Finding the Fourth Proportional to 92,086.01, 138,088.77 and 46,465.67

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Solution

The fourth proportional to 92,086.01, 138,088.77 and 46,465.67 is: 69,678.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,086.01 : 138,088.77 = 46,465.67 : x
  2. Step 2: Convert to fraction form
    92,086.01/138,088.77 = 46,465.67/x
  3. Step 3: Cross multiply
    92,086.01x = 138,088.77 × 46,465.67
  4. Step 4: Simplify right side
    92,086.01x = 6,416,386,527.08
  5. Step 5: Solve for x
    x = 6,416,386,527.08/92,086.01
  6. Step 6: Final answer
    x = 69,678.19

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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.