Home / 130,948.32-196,453.92-42,210.24

Finding the Fourth Proportional to 130,948.32, 196,453.92 and 42,210.24

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Solution

The fourth proportional to 130,948.32, 196,453.92 and 42,210.24 is: 63,325.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,948.32 : 196,453.92 = 42,210.24 : x
  2. Step 2: Convert to fraction form
    130,948.32/196,453.92 = 42,210.24/x
  3. Step 3: Cross multiply
    130,948.32x = 196,453.92 × 42,210.24
  4. Step 4: Simplify right side
    130,948.32x = 8,292,367,112.14
  5. Step 5: Solve for x
    x = 8,292,367,112.14/130,948.32
  6. Step 6: Final answer
    x = 63,325.49

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1.5x scale

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.