Home / 103,045.05-154,539.02-36,476.42

Finding the Fourth Proportional to 103,045.05, 154,539.02 and 36,476.42

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Solution

The fourth proportional to 103,045.05, 154,539.02 and 36,476.42 is: 54,704.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,045.05 : 154,539.02 = 36,476.42 : x
  2. Step 2: Convert to fraction form
    103,045.05/154,539.02 = 36,476.42/x
  3. Step 3: Cross multiply
    103,045.05x = 154,539.02 × 36,476.42
  4. Step 4: Simplify right side
    103,045.05x = 5,637,029,518.40
  5. Step 5: Solve for x
    x = 5,637,029,518.40/103,045.05
  6. Step 6: Final answer
    x = 54,704.52

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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.