Home / 85,360.73-128,054.90-32,056.85

Finding the Fourth Proportional to 85,360.73, 128,054.90 and 32,056.85

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Solution

The fourth proportional to 85,360.73, 128,054.90 and 32,056.85 is: 48,090.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,360.73 : 128,054.90 = 32,056.85 : x
  2. Step 2: Convert to fraction form
    85,360.73/128,054.90 = 32,056.85/x
  3. Step 3: Cross multiply
    85,360.73x = 128,054.90 × 32,056.85
  4. Step 4: Simplify right side
    85,360.73x = 4,105,035,920.51
  5. Step 5: Solve for x
    x = 4,105,035,920.51/85,360.73
  6. Step 6: Final answer
    x = 48,090.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.