Home / 126,712.49-190,068.58-58,317.17

Finding the Fourth Proportional to 126,712.49, 190,068.58 and 58,317.17

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Solution

The fourth proportional to 126,712.49, 190,068.58 and 58,317.17 is: 87,475.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,712.49 : 190,068.58 = 58,317.17 : x
  2. Step 2: Convert to fraction form
    126,712.49/190,068.58 = 58,317.17/x
  3. Step 3: Cross multiply
    126,712.49x = 190,068.58 × 58,317.17
  4. Step 4: Simplify right side
    126,712.49x = 11,084,260,486.04
  5. Step 5: Solve for x
    x = 11,084,260,486.04/126,712.49
  6. Step 6: Final answer
    x = 87,475.68

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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.