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Finding the Fourth Proportional to 113,465.45, 156,583.48 and 62,482.92

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Solution

The fourth proportional to 113,465.45, 156,583.48 and 62,482.92 is: 86,227.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,465.45 : 156,583.48 = 62,482.92 : x
  2. Step 2: Convert to fraction form
    113,465.45/156,583.48 = 62,482.92/x
  3. Step 3: Cross multiply
    113,465.45x = 156,583.48 × 62,482.92
  4. Step 4: Simplify right side
    113,465.45x = 9,783,793,054.16
  5. Step 5: Solve for x
    x = 9,783,793,054.16/113,465.45
  6. Step 6: Final answer
    x = 86,227.07

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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.