Home / 130,358.32-195,570.28-36,864.08

Finding the Fourth Proportional to 130,358.32, 195,570.28 and 36,864.08

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Solution

The fourth proportional to 130,358.32, 195,570.28 and 36,864.08 is: 55,305.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,358.32 : 195,570.28 = 36,864.08 : x
  2. Step 2: Convert to fraction form
    130,358.32/195,570.28 = 36,864.08/x
  3. Step 3: Cross multiply
    130,358.32x = 195,570.28 × 36,864.08
  4. Step 4: Simplify right side
    130,358.32x = 7,209,518,447.54
  5. Step 5: Solve for x
    x = 7,209,518,447.54/130,358.32
  6. Step 6: Final answer
    x = 55,305.40

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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.