Home / 106,378.02-146,802.35-58,631.37

Finding the Fourth Proportional to 106,378.02, 146,802.35 and 58,631.37

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Solution

The fourth proportional to 106,378.02, 146,802.35 and 58,631.37 is: 80,911.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,378.02 : 146,802.35 = 58,631.37 : x
  2. Step 2: Convert to fraction form
    106,378.02/146,802.35 = 58,631.37/x
  3. Step 3: Cross multiply
    106,378.02x = 146,802.35 × 58,631.37
  4. Step 4: Simplify right side
    106,378.02x = 8,607,222,606.56
  5. Step 5: Solve for x
    x = 8,607,222,606.56/106,378.02
  6. Step 6: Final answer
    x = 80,911.66

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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.