Home / 145,926.84-218,890.32-35,118.84

Finding the Fourth Proportional to 145,926.84, 218,890.32 and 35,118.84

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Solution

The fourth proportional to 145,926.84, 218,890.32 and 35,118.84 is: 52,678.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,926.84 : 218,890.32 = 35,118.84 : x
  2. Step 2: Convert to fraction form
    145,926.84/218,890.32 = 35,118.84/x
  3. Step 3: Cross multiply
    145,926.84x = 218,890.32 × 35,118.84
  4. Step 4: Simplify right side
    145,926.84x = 7,687,174,125.63
  5. Step 5: Solve for x
    x = 7,687,174,125.63/145,926.84
  6. Step 6: Final answer
    x = 52,678.27

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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.