Home / 50,811.84-70,130.15-29,315.47

Finding the Fourth Proportional to 50,811.84, 70,130.15 and 29,315.47

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Solution

The fourth proportional to 50,811.84, 70,130.15 and 29,315.47 is: 40,461.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,811.84 : 70,130.15 = 29,315.47 : x
  2. Step 2: Convert to fraction form
    50,811.84/70,130.15 = 29,315.47/x
  3. Step 3: Cross multiply
    50,811.84x = 70,130.15 × 29,315.47
  4. Step 4: Simplify right side
    50,811.84x = 2,055,898,096.45
  5. Step 5: Solve for x
    x = 2,055,898,096.45/50,811.84
  6. Step 6: Final answer
    x = 40,461.00

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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.