Home / 57,851.88-86,688.06-40,117.13

Finding the Fourth Proportional to 57,851.88, 86,688.06 and 40,117.13

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Solution

The fourth proportional to 57,851.88, 86,688.06 and 40,117.13 is: 60,113.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,851.88 : 86,688.06 = 40,117.13 : x
  2. Step 2: Convert to fraction form
    57,851.88/86,688.06 = 40,117.13/x
  3. Step 3: Cross multiply
    57,851.88x = 86,688.06 × 40,117.13
  4. Step 4: Simplify right side
    57,851.88x = 3,477,675,913.67
  5. Step 5: Solve for x
    x = 3,477,675,913.67/57,851.88
  6. Step 6: Final answer
    x = 60,113.45

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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.