Home / 74,951.01-103,384.83-57,006.69

Finding the Fourth Proportional to 74,951.01, 103,384.83 and 57,006.69

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Solution

The fourth proportional to 74,951.01, 103,384.83 and 57,006.69 is: 78,633.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,951.01 : 103,384.83 = 57,006.69 : x
  2. Step 2: Convert to fraction form
    74,951.01/103,384.83 = 57,006.69/x
  3. Step 3: Cross multiply
    74,951.01x = 103,384.83 × 57,006.69
  4. Step 4: Simplify right side
    74,951.01x = 5,893,626,954.51
  5. Step 5: Solve for x
    x = 5,893,626,954.51/74,951.01
  6. Step 6: Final answer
    x = 78,633.06

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1.5x scale

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.