Home / 49,465.60-74,068.80-36,246.40

Finding the Fourth Proportional to 49,465.60, 74,068.80 and 36,246.40

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Solution

The fourth proportional to 49,465.60, 74,068.80 and 36,246.40 is: 54,274.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,465.60 : 74,068.80 = 36,246.40 : x
  2. Step 2: Convert to fraction form
    49,465.60/74,068.80 = 36,246.40/x
  3. Step 3: Cross multiply
    49,465.60x = 74,068.80 × 36,246.40
  4. Step 4: Simplify right side
    49,465.60x = 2,684,727,352.32
  5. Step 5: Solve for x
    x = 2,684,727,352.32/49,465.60
  6. Step 6: Final answer
    x = 54,274.63

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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.