Home / 126,774.86-190,258.68-46,888.40

Finding the Fourth Proportional to 126,774.86, 190,258.68 and 46,888.40

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Solution

The fourth proportional to 126,774.86, 190,258.68 and 46,888.40 is: 70,368.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,774.86 : 190,258.68 = 46,888.40 : x
  2. Step 2: Convert to fraction form
    126,774.86/190,258.68 = 46,888.40/x
  3. Step 3: Cross multiply
    126,774.86x = 190,258.68 × 46,888.40
  4. Step 4: Simplify right side
    126,774.86x = 8,920,926,122.80
  5. Step 5: Solve for x
    x = 8,920,926,122.80/126,774.86
  6. Step 6: Final answer
    x = 70,368.26

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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.