Home / 130,312.36-195,464.70-36,816.52

Finding the Fourth Proportional to 130,312.36, 195,464.70 and 36,816.52

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Solution

The fourth proportional to 130,312.36, 195,464.70 and 36,816.52 is: 55,223.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,312.36 : 195,464.70 = 36,816.52 : x
  2. Step 2: Convert to fraction form
    130,312.36/195,464.70 = 36,816.52/x
  3. Step 3: Cross multiply
    130,312.36x = 195,464.70 × 36,816.52
  4. Step 4: Simplify right side
    130,312.36x = 7,196,330,036.84
  5. Step 5: Solve for x
    x = 7,196,330,036.84/130,312.36
  6. Step 6: Final answer
    x = 55,223.70

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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.