Home / 75,604.19-104,332.25-47,325.47

Finding the Fourth Proportional to 75,604.19, 104,332.25 and 47,325.47

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Solution

The fourth proportional to 75,604.19, 104,332.25 and 47,325.47 is: 65,308.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,604.19 : 104,332.25 = 47,325.47 : x
  2. Step 2: Convert to fraction form
    75,604.19/104,332.25 = 47,325.47/x
  3. Step 3: Cross multiply
    75,604.19x = 104,332.25 × 47,325.47
  4. Step 4: Simplify right side
    75,604.19x = 4,937,572,364.06
  5. Step 5: Solve for x
    x = 4,937,572,364.06/75,604.19
  6. Step 6: Final answer
    x = 65,308.19

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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.