Home / 104,953.10-157,429.65-84,217.10

Finding the Fourth Proportional to 104,953.10, 157,429.65 and 84,217.10

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Solution

The fourth proportional to 104,953.10, 157,429.65 and 84,217.10 is: 126,325.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,953.10 : 157,429.65 = 84,217.10 : x
  2. Step 2: Convert to fraction form
    104,953.10/157,429.65 = 84,217.10/x
  3. Step 3: Cross multiply
    104,953.10x = 157,429.65 × 84,217.10
  4. Step 4: Simplify right side
    104,953.10x = 13,258,268,577.02
  5. Step 5: Solve for x
    x = 13,258,268,577.02/104,953.10
  6. Step 6: Final answer
    x = 126,325.65

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1.5x scale

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.