Home / 56,688.30-85,032.45-50,127.30

Finding the Fourth Proportional to 56,688.30, 85,032.45 and 50,127.30

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Solution

The fourth proportional to 56,688.30, 85,032.45 and 50,127.30 is: 75,190.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,688.30 : 85,032.45 = 50,127.30 : x
  2. Step 2: Convert to fraction form
    56,688.30/85,032.45 = 50,127.30/x
  3. Step 3: Cross multiply
    56,688.30x = 85,032.45 × 50,127.30
  4. Step 4: Simplify right side
    56,688.30x = 4,262,447,130.89
  5. Step 5: Solve for x
    x = 4,262,447,130.89/56,688.30
  6. Step 6: Final answer
    x = 75,190.95

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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.