Home / 164,810.42-227,438.35-89,358.92

Finding the Fourth Proportional to 164,810.42, 227,438.35 and 89,358.92

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Solution

The fourth proportional to 164,810.42, 227,438.35 and 89,358.92 is: 123,315.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,810.42 : 227,438.35 = 89,358.92 : x
  2. Step 2: Convert to fraction form
    164,810.42/227,438.35 = 89,358.92/x
  3. Step 3: Cross multiply
    164,810.42x = 227,438.35 × 89,358.92
  4. Step 4: Simplify right side
    164,810.42x = 20,323,645,322.58
  5. Step 5: Solve for x
    x = 20,323,645,322.58/164,810.42
  6. Step 6: Final answer
    x = 123,315.29

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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.