Home / 62,145.60-93,221.64-17,778.89

Finding the Fourth Proportional to 62,145.60, 93,221.64 and 17,778.89

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Solution

The fourth proportional to 62,145.60, 93,221.64 and 17,778.89 is: 26,669.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,145.60 : 93,221.64 = 17,778.89 : x
  2. Step 2: Convert to fraction form
    62,145.60/93,221.64 = 17,778.89/x
  3. Step 3: Cross multiply
    62,145.60x = 93,221.64 × 17,778.89
  4. Step 4: Simplify right side
    62,145.60x = 1,657,376,817.07
  5. Step 5: Solve for x
    x = 1,657,376,817.07/62,145.60
  6. Step 6: Final answer
    x = 26,669.25

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1.5x scale

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.