Home / 130,871.94-196,347.32-46,621.11

Finding the Fourth Proportional to 130,871.94, 196,347.32 and 46,621.11

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Solution

The fourth proportional to 130,871.94, 196,347.32 and 46,621.11 is: 69,945.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,871.94 : 196,347.32 = 46,621.11 : x
  2. Step 2: Convert to fraction form
    130,871.94/196,347.32 = 46,621.11/x
  3. Step 3: Cross multiply
    130,871.94x = 196,347.32 × 46,621.11
  4. Step 4: Simplify right side
    130,871.94x = 9,153,929,022.19
  5. Step 5: Solve for x
    x = 9,153,929,022.19/130,871.94
  6. Step 6: Final answer
    x = 69,945.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.