Home / 53,731.32-74,185.38-48,048.36

Finding the Fourth Proportional to 53,731.32, 74,185.38 and 48,048.36

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Solution

The fourth proportional to 53,731.32, 74,185.38 and 48,048.36 is: 66,339.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,731.32 : 74,185.38 = 48,048.36 : x
  2. Step 2: Convert to fraction form
    53,731.32/74,185.38 = 48,048.36/x
  3. Step 3: Cross multiply
    53,731.32x = 74,185.38 × 48,048.36
  4. Step 4: Simplify right side
    53,731.32x = 3,564,485,844.98
  5. Step 5: Solve for x
    x = 3,564,485,844.98/53,731.32
  6. Step 6: Final answer
    x = 66,339.07

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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.