Home / 141,543.69-195,265.93-84,150.45

Finding the Fourth Proportional to 141,543.69, 195,265.93 and 84,150.45

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Solution

The fourth proportional to 141,543.69, 195,265.93 and 84,150.45 is: 116,089.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,543.69 : 195,265.93 = 84,150.45 : x
  2. Step 2: Convert to fraction form
    141,543.69/195,265.93 = 84,150.45/x
  3. Step 3: Cross multiply
    141,543.69x = 195,265.93 × 84,150.45
  4. Step 4: Simplify right side
    141,543.69x = 16,431,714,902.84
  5. Step 5: Solve for x
    x = 16,431,714,902.84/141,543.69
  6. Step 6: Final answer
    x = 116,089.35

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1.5x scale

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.