Home / 61,030.35-84,212.15-34,173.99

Finding the Fourth Proportional to 61,030.35, 84,212.15 and 34,173.99

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Solution

The fourth proportional to 61,030.35, 84,212.15 and 34,173.99 is: 47,154.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,030.35 : 84,212.15 = 34,173.99 : x
  2. Step 2: Convert to fraction form
    61,030.35/84,212.15 = 34,173.99/x
  3. Step 3: Cross multiply
    61,030.35x = 84,212.15 × 34,173.99
  4. Step 4: Simplify right side
    61,030.35x = 2,877,865,001.11
  5. Step 5: Solve for x
    x = 2,877,865,001.11/61,030.35
  6. Step 6: Final answer
    x = 47,154.65

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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.