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Finding the Fourth Proportional to 151,762.10, 227,643.15 and 73,030.10

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Solution

The fourth proportional to 151,762.10, 227,643.15 and 73,030.10 is: 109,545.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,762.10 : 227,643.15 = 73,030.10 : x
  2. Step 2: Convert to fraction form
    151,762.10/227,643.15 = 73,030.10/x
  3. Step 3: Cross multiply
    151,762.10x = 227,643.15 × 73,030.10
  4. Step 4: Simplify right side
    151,762.10x = 16,624,802,008.82
  5. Step 5: Solve for x
    x = 16,624,802,008.82/151,762.10
  6. Step 6: Final answer
    x = 109,545.15

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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.