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Finding the Fourth Proportional to 53,335.80, 73,603.80 and 32,129.16

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Solution

The fourth proportional to 53,335.80, 73,603.80 and 32,129.16 is: 44,338.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,335.80 : 73,603.80 = 32,129.16 : x
  2. Step 2: Convert to fraction form
    53,335.80/73,603.80 = 32,129.16/x
  3. Step 3: Cross multiply
    53,335.80x = 73,603.80 × 32,129.16
  4. Step 4: Simplify right side
    53,335.80x = 2,364,828,266.81
  5. Step 5: Solve for x
    x = 2,364,828,266.81/53,335.80
  6. Step 6: Final answer
    x = 44,338.48

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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.