Home / 61,853.51-85,301.48-52,313.40

Finding the Fourth Proportional to 61,853.51, 85,301.48 and 52,313.40

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Solution

The fourth proportional to 61,853.51, 85,301.48 and 52,313.40 is: 72,144.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,853.51 : 85,301.48 = 52,313.40 : x
  2. Step 2: Convert to fraction form
    61,853.51/85,301.48 = 52,313.40/x
  3. Step 3: Cross multiply
    61,853.51x = 85,301.48 × 52,313.40
  4. Step 4: Simplify right side
    61,853.51x = 4,462,410,443.83
  5. Step 5: Solve for x
    x = 4,462,410,443.83/61,853.51
  6. Step 6: Final answer
    x = 72,144.82

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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.