Home / 104,671.26-142,513.56-104,339.10

Finding the Fourth Proportional to 104,671.26, 142,513.56 and 104,339.10

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Solution

The fourth proportional to 104,671.26, 142,513.56 and 104,339.10 is: 142,061.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,671.26 : 142,513.56 = 104,339.10 : x
  2. Step 2: Convert to fraction form
    104,671.26/142,513.56 = 104,339.10/x
  3. Step 3: Cross multiply
    104,671.26x = 142,513.56 × 104,339.10
  4. Step 4: Simplify right side
    104,671.26x = 14,869,736,588.20
  5. Step 5: Solve for x
    x = 14,869,736,588.20/104,671.26
  6. Step 6: Final answer
    x = 142,061.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.