Home / 102,976.77-142,034.55-94,506.24

Finding the Fourth Proportional to 102,976.77, 142,034.55 and 94,506.24

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Solution

The fourth proportional to 102,976.77, 142,034.55 and 94,506.24 is: 130,351.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,976.77 : 142,034.55 = 94,506.24 : x
  2. Step 2: Convert to fraction form
    102,976.77/142,034.55 = 94,506.24/x
  3. Step 3: Cross multiply
    102,976.77x = 142,034.55 × 94,506.24
  4. Step 4: Simplify right side
    102,976.77x = 13,423,151,270.59
  5. Step 5: Solve for x
    x = 13,423,151,270.59/102,976.77
  6. Step 6: Final answer
    x = 130,351.26

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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.