Home / 53,741.64-74,157.50-31,077.18

Finding the Fourth Proportional to 53,741.64, 74,157.50 and 31,077.18

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Solution

The fourth proportional to 53,741.64, 74,157.50 and 31,077.18 is: 42,883.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,741.64 : 74,157.50 = 31,077.18 : x
  2. Step 2: Convert to fraction form
    53,741.64/74,157.50 = 31,077.18/x
  3. Step 3: Cross multiply
    53,741.64x = 74,157.50 × 31,077.18
  4. Step 4: Simplify right side
    53,741.64x = 2,304,605,975.85
  5. Step 5: Solve for x
    x = 2,304,605,975.85/53,741.64
  6. Step 6: Final answer
    x = 42,883.06

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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.