Home / 94,344.07-130,211.54-56,620.75

Finding the Fourth Proportional to 94,344.07, 130,211.54 and 56,620.75

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Solution

The fourth proportional to 94,344.07, 130,211.54 and 56,620.75 is: 78,146.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,344.07 : 130,211.54 = 56,620.75 : x
  2. Step 2: Convert to fraction form
    94,344.07/130,211.54 = 56,620.75/x
  3. Step 3: Cross multiply
    94,344.07x = 130,211.54 × 56,620.75
  4. Step 4: Simplify right side
    94,344.07x = 7,372,675,053.46
  5. Step 5: Solve for x
    x = 7,372,675,053.46/94,344.07
  6. Step 6: Final answer
    x = 78,146.67

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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.