Home / 112,009.33-154,594.02-64,293.85

Finding the Fourth Proportional to 112,009.33, 154,594.02 and 64,293.85

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Solution

The fourth proportional to 112,009.33, 154,594.02 and 64,293.85 is: 88,737.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,009.33 : 154,594.02 = 64,293.85 : x
  2. Step 2: Convert to fraction form
    112,009.33/154,594.02 = 64,293.85/x
  3. Step 3: Cross multiply
    112,009.33x = 154,594.02 × 64,293.85
  4. Step 4: Simplify right side
    112,009.33x = 9,939,444,805.47
  5. Step 5: Solve for x
    x = 9,939,444,805.47/112,009.33
  6. Step 6: Final answer
    x = 88,737.65

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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.