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Finding the Fourth Proportional to 73,510.47, 110,252.54 and 19,475.52

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Solution

The fourth proportional to 73,510.47, 110,252.54 and 19,475.52 is: 29,209.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,510.47 : 110,252.54 = 19,475.52 : x
  2. Step 2: Convert to fraction form
    73,510.47/110,252.54 = 19,475.52/x
  3. Step 3: Cross multiply
    73,510.47x = 110,252.54 × 19,475.52
  4. Step 4: Simplify right side
    73,510.47x = 2,147,225,547.82
  5. Step 5: Solve for x
    x = 2,147,225,547.82/73,510.47
  6. Step 6: Final answer
    x = 29,209.79

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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.