Home / 94,071.04-129,818.04-56,367.12

Finding the Fourth Proportional to 94,071.04, 129,818.04 and 56,367.12

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Solution

The fourth proportional to 94,071.04, 129,818.04 and 56,367.12 is: 77,786.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,071.04 : 129,818.04 = 56,367.12 : x
  2. Step 2: Convert to fraction form
    94,071.04/129,818.04 = 56,367.12/x
  3. Step 3: Cross multiply
    94,071.04x = 129,818.04 × 56,367.12
  4. Step 4: Simplify right side
    94,071.04x = 7,317,469,038.84
  5. Step 5: Solve for x
    x = 7,317,469,038.84/94,071.04
  6. Step 6: Final answer
    x = 77,786.63

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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.