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Finding the Fourth Proportional to 375,127.47, 562,746.54 and 108,853.37

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Solution

The fourth proportional to 375,127.47, 562,746.54 and 108,853.37 is: 163,296.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,127.47 : 562,746.54 = 108,853.37 : x
  2. Step 2: Convert to fraction form
    375,127.47/562,746.54 = 108,853.37/x
  3. Step 3: Cross multiply
    375,127.47x = 562,746.54 × 108,853.37
  4. Step 4: Simplify right side
    375,127.47x = 61,256,854,521.11
  5. Step 5: Solve for x
    x = 61,256,854,521.11/375,127.47
  6. Step 6: Final answer
    x = 163,296.10

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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.