Home / 104,069.17-143,615.44-56,322.53

Finding the Fourth Proportional to 104,069.17, 143,615.44 and 56,322.53

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Solution

The fourth proportional to 104,069.17, 143,615.44 and 56,322.53 is: 77,725.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,069.17 : 143,615.44 = 56,322.53 : x
  2. Step 2: Convert to fraction form
    104,069.17/143,615.44 = 56,322.53/x
  3. Step 3: Cross multiply
    104,069.17x = 143,615.44 × 56,322.53
  4. Step 4: Simplify right side
    104,069.17x = 8,088,784,927.86
  5. Step 5: Solve for x
    x = 8,088,784,927.86/104,069.17
  6. Step 6: Final answer
    x = 77,725.08

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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.