Home / 163,052.02-225,014.14-122,143.68

Finding the Fourth Proportional to 163,052.02, 225,014.14 and 122,143.68

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Solution

The fourth proportional to 163,052.02, 225,014.14 and 122,143.68 is: 168,560.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,052.02 : 225,014.14 = 122,143.68 : x
  2. Step 2: Convert to fraction form
    163,052.02/225,014.14 = 122,143.68/x
  3. Step 3: Cross multiply
    163,052.02x = 225,014.14 × 122,143.68
  4. Step 4: Simplify right side
    163,052.02x = 27,484,054,577.26
  5. Step 5: Solve for x
    x = 27,484,054,577.26/163,052.02
  6. Step 6: Final answer
    x = 168,560.04

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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.