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Finding the Fourth Proportional to 53,337.65, 73,602.92 and 31,851.65

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Solution

The fourth proportional to 53,337.65, 73,602.92 and 31,851.65 is: 43,953.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,337.65 : 73,602.92 = 31,851.65 : x
  2. Step 2: Convert to fraction form
    53,337.65/73,602.92 = 31,851.65/x
  3. Step 3: Cross multiply
    53,337.65x = 73,602.92 × 31,851.65
  4. Step 4: Simplify right side
    53,337.65x = 2,344,374,287.56
  5. Step 5: Solve for x
    x = 2,344,374,287.56/53,337.65
  6. Step 6: Final answer
    x = 43,953.46

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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.