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Finding the Fourth Proportional to 110,569.27, 152,465.01 and 74,697.00

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Solution

The fourth proportional to 110,569.27, 152,465.01 and 74,697.00 is: 103,000.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,569.27 : 152,465.01 = 74,697.00 : x
  2. Step 2: Convert to fraction form
    110,569.27/152,465.01 = 74,697.00/x
  3. Step 3: Cross multiply
    110,569.27x = 152,465.01 × 74,697.00
  4. Step 4: Simplify right side
    110,569.27x = 11,388,678,089.65
  5. Step 5: Solve for x
    x = 11,388,678,089.65/110,569.27
  6. Step 6: Final answer
    x = 103,000.39

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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.