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Finding the Third Proportional to 59,271.75 and 128,071.13

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Solution

The third proportional to 59,271.75 and 128,071.13 is: 276,729.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,271.75 : 128,071.13 = 128,071.13 : x
  2. Step 2: Convert to fraction form
    59,271.75/128,071.13 = 128,071.13/x
  3. Step 3: Cross multiply
    59,271.75x = 128,071.13 × 128,071.13
  4. Step 4: Simplify right side
    59,271.75x = 16,402,213,058.77
  5. Step 5: Solve for x
    x = 16,402,213,058.77/59,271.75
  6. Step 6: Final answer
    x = 276,729.02

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.