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Finding the Fourth Proportional to 163,510.41, 225,552.21 and 102,977.10

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Solution

The fourth proportional to 163,510.41, 225,552.21 and 102,977.10 is: 142,050.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,510.41 : 225,552.21 = 102,977.10 : x
  2. Step 2: Convert to fraction form
    163,510.41/225,552.21 = 102,977.10/x
  3. Step 3: Cross multiply
    163,510.41x = 225,552.21 × 102,977.10
  4. Step 4: Simplify right side
    163,510.41x = 23,226,712,484.39
  5. Step 5: Solve for x
    x = 23,226,712,484.39/163,510.41
  6. Step 6: Final answer
    x = 142,050.36

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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.