Home / 141,861.19-195,782.23-105,988.93

Finding the Fourth Proportional to 141,861.19, 195,782.23 and 105,988.93

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Solution

The fourth proportional to 141,861.19, 195,782.23 and 105,988.93 is: 146,275.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,861.19 : 195,782.23 = 105,988.93 : x
  2. Step 2: Convert to fraction form
    141,861.19/195,782.23 = 105,988.93/x
  3. Step 3: Cross multiply
    141,861.19x = 195,782.23 × 105,988.93
  4. Step 4: Simplify right side
    141,861.19x = 20,750,749,070.71
  5. Step 5: Solve for x
    x = 20,750,749,070.71/141,861.19
  6. Step 6: Final answer
    x = 146,275.02

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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.