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Finding the Fourth Proportional to 164,752.98, 227,356.64 and 93,130.48

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Solution

The fourth proportional to 164,752.98, 227,356.64 and 93,130.48 is: 128,518.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,752.98 : 227,356.64 = 93,130.48 : x
  2. Step 2: Convert to fraction form
    164,752.98/227,356.64 = 93,130.48/x
  3. Step 3: Cross multiply
    164,752.98x = 227,356.64 × 93,130.48
  4. Step 4: Simplify right side
    164,752.98x = 21,173,833,014.39
  5. Step 5: Solve for x
    x = 21,173,833,014.39/164,752.98
  6. Step 6: Final answer
    x = 128,518.66

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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.