Home / 94,726.90-142,014.88-54,700.45

Finding the Fourth Proportional to 94,726.90, 142,014.88 and 54,700.45

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Solution

The fourth proportional to 94,726.90, 142,014.88 and 54,700.45 is: 82,007.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,726.90 : 142,014.88 = 54,700.45 : x
  2. Step 2: Convert to fraction form
    94,726.90/142,014.88 = 54,700.45/x
  3. Step 3: Cross multiply
    94,726.90x = 142,014.88 × 54,700.45
  4. Step 4: Simplify right side
    94,726.90x = 7,768,276,859.12
  5. Step 5: Solve for x
    x = 7,768,276,859.12/94,726.90
  6. Step 6: Final answer
    x = 82,007.08

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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.