Home / 164,641.08-227,205.06-89,189.58

Finding the Fourth Proportional to 164,641.08, 227,205.06 and 89,189.58

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Solution

The fourth proportional to 164,641.08, 227,205.06 and 89,189.58 is: 123,081.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,641.08 : 227,205.06 = 89,189.58 : x
  2. Step 2: Convert to fraction form
    164,641.08/227,205.06 = 89,189.58/x
  3. Step 3: Cross multiply
    164,641.08x = 227,205.06 × 89,189.58
  4. Step 4: Simplify right side
    164,641.08x = 20,264,323,875.27
  5. Step 5: Solve for x
    x = 20,264,323,875.27/164,641.08
  6. Step 6: Final answer
    x = 123,081.82

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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.