Home / 53,841.32-74,288.32-45,260.12

Finding the Fourth Proportional to 53,841.32, 74,288.32 and 45,260.12

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Solution

The fourth proportional to 53,841.32, 74,288.32 and 45,260.12 is: 62,448.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,841.32 : 74,288.32 = 45,260.12 : x
  2. Step 2: Convert to fraction form
    53,841.32/74,288.32 = 45,260.12/x
  3. Step 3: Cross multiply
    53,841.32x = 74,288.32 × 45,260.12
  4. Step 4: Simplify right side
    53,841.32x = 3,362,298,277.80
  5. Step 5: Solve for x
    x = 3,362,298,277.80/53,841.32
  6. Step 6: Final answer
    x = 62,448.29

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1.5x scale

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.