Home / 55,096.99-76,035.45-31,222.87

Finding the Fourth Proportional to 55,096.99, 76,035.45 and 31,222.87

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Solution

The fourth proportional to 55,096.99, 76,035.45 and 31,222.87 is: 43,088.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,096.99 : 76,035.45 = 31,222.87 : x
  2. Step 2: Convert to fraction form
    55,096.99/76,035.45 = 31,222.87/x
  3. Step 3: Cross multiply
    55,096.99x = 76,035.45 × 31,222.87
  4. Step 4: Simplify right side
    55,096.99x = 2,374,044,970.74
  5. Step 5: Solve for x
    x = 2,374,044,970.74/55,096.99
  6. Step 6: Final answer
    x = 43,088.47

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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.