Home / 94,707.05-130,638.08-56,441.43

Finding the Fourth Proportional to 94,707.05, 130,638.08 and 56,441.43

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Solution

The fourth proportional to 94,707.05, 130,638.08 and 56,441.43 is: 77,854.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,707.05 : 130,638.08 = 56,441.43 : x
  2. Step 2: Convert to fraction form
    94,707.05/130,638.08 = 56,441.43/x
  3. Step 3: Cross multiply
    94,707.05x = 130,638.08 × 56,441.43
  4. Step 4: Simplify right side
    94,707.05x = 7,373,400,188.76
  5. Step 5: Solve for x
    x = 7,373,400,188.76/94,707.05
  6. Step 6: Final answer
    x = 77,854.82

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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.