Home / 75,401.52-104,055.32-40,946.24

Finding the Fourth Proportional to 75,401.52, 104,055.32 and 40,946.24

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Solution

The fourth proportional to 75,401.52, 104,055.32 and 40,946.24 is: 56,506.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,401.52 : 104,055.32 = 40,946.24 : x
  2. Step 2: Convert to fraction form
    75,401.52/104,055.32 = 40,946.24/x
  3. Step 3: Cross multiply
    75,401.52x = 104,055.32 × 40,946.24
  4. Step 4: Simplify right side
    75,401.52x = 4,260,674,238.18
  5. Step 5: Solve for x
    x = 4,260,674,238.18/75,401.52
  6. Step 6: Final answer
    x = 56,506.48

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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.