Home / 53,435.63-80,215.57-31,264.92

Finding the Fourth Proportional to 53,435.63, 80,215.57 and 31,264.92

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Solution

The fourth proportional to 53,435.63, 80,215.57 and 31,264.92 is: 46,933.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,435.63 : 80,215.57 = 31,264.92 : x
  2. Step 2: Convert to fraction form
    53,435.63/80,215.57 = 31,264.92/x
  3. Step 3: Cross multiply
    53,435.63x = 80,215.57 × 31,264.92
  4. Step 4: Simplify right side
    53,435.63x = 2,507,933,242.02
  5. Step 5: Solve for x
    x = 2,507,933,242.02/53,435.63
  6. Step 6: Final answer
    x = 46,933.72

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1.5x scale

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.