Home / 141,707.43-195,570.06-105,835.17

Finding the Fourth Proportional to 141,707.43, 195,570.06 and 105,835.17

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Solution

The fourth proportional to 141,707.43, 195,570.06 and 105,835.17 is: 146,062.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,707.43 : 195,570.06 = 105,835.17 : x
  2. Step 2: Convert to fraction form
    141,707.43/195,570.06 = 105,835.17/x
  3. Step 3: Cross multiply
    141,707.43x = 195,570.06 × 105,835.17
  4. Step 4: Simplify right side
    141,707.43x = 20,698,190,547.01
  5. Step 5: Solve for x
    x = 20,698,190,547.01/141,707.43
  6. Step 6: Final answer
    x = 146,062.85

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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.