Home / 145,175.36-200,323.41-84,732.14

Finding the Fourth Proportional to 145,175.36, 200,323.41 and 84,732.14

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Solution

The fourth proportional to 145,175.36, 200,323.41 and 84,732.14 is: 116,919.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,175.36 : 200,323.41 = 84,732.14 : x
  2. Step 2: Convert to fraction form
    145,175.36/200,323.41 = 84,732.14/x
  3. Step 3: Cross multiply
    145,175.36x = 200,323.41 × 84,732.14
  4. Step 4: Simplify right side
    145,175.36x = 16,973,830,219.78
  5. Step 5: Solve for x
    x = 16,973,830,219.78/145,175.36
  6. Step 6: Final answer
    x = 116,919.50

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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.