Home / 91,887.03-126,802.60-51,050.27

Finding the Fourth Proportional to 91,887.03, 126,802.60 and 51,050.27

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Solution

The fourth proportional to 91,887.03, 126,802.60 and 51,050.27 is: 70,448.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,887.03 : 126,802.60 = 51,050.27 : x
  2. Step 2: Convert to fraction form
    91,887.03/126,802.60 = 51,050.27/x
  3. Step 3: Cross multiply
    91,887.03x = 126,802.60 × 51,050.27
  4. Step 4: Simplify right side
    91,887.03x = 6,473,306,966.70
  5. Step 5: Solve for x
    x = 6,473,306,966.70/91,887.03
  6. Step 6: Final answer
    x = 70,448.54

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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.