Home / 97,218.68-145,835.10-34,031.79

Finding the Fourth Proportional to 97,218.68, 145,835.10 and 34,031.79

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Solution

The fourth proportional to 97,218.68, 145,835.10 and 34,031.79 is: 51,050.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,218.68 : 145,835.10 = 34,031.79 : x
  2. Step 2: Convert to fraction form
    97,218.68/145,835.10 = 34,031.79/x
  3. Step 3: Cross multiply
    97,218.68x = 145,835.10 × 34,031.79
  4. Step 4: Simplify right side
    97,218.68x = 4,963,029,497.83
  5. Step 5: Solve for x
    x = 4,963,029,497.83/97,218.68
  6. Step 6: Final answer
    x = 51,050.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.