Home / 56,712.02-85,087.28-25,117.84

Finding the Fourth Proportional to 56,712.02, 85,087.28 and 25,117.84

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Solution

The fourth proportional to 56,712.02, 85,087.28 and 25,117.84 is: 37,685.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,712.02 : 85,087.28 = 25,117.84 : x
  2. Step 2: Convert to fraction form
    56,712.02/85,087.28 = 25,117.84/x
  3. Step 3: Cross multiply
    56,712.02x = 85,087.28 × 25,117.84
  4. Step 4: Simplify right side
    56,712.02x = 2,137,208,346.77
  5. Step 5: Solve for x
    x = 2,137,208,346.77/56,712.02
  6. Step 6: Final answer
    x = 37,685.28

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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.