Home / 130,659.47-196,008.69-46,412.58

Finding the Fourth Proportional to 130,659.47, 196,008.69 and 46,412.58

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Solution

The fourth proportional to 130,659.47, 196,008.69 and 46,412.58 is: 69,625.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,659.47 : 196,008.69 = 46,412.58 : x
  2. Step 2: Convert to fraction form
    130,659.47/196,008.69 = 46,412.58/x
  3. Step 3: Cross multiply
    130,659.47x = 196,008.69 × 46,412.58
  4. Step 4: Simplify right side
    130,659.47x = 9,097,269,914.40
  5. Step 5: Solve for x
    x = 9,097,269,914.40/130,659.47
  6. Step 6: Final answer
    x = 69,625.80

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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.