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Finding the Fourth Proportional to 147,632.98, 203,733.53 and 91,077.22

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Solution

The fourth proportional to 147,632.98, 203,733.53 and 91,077.22 is: 125,686.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,632.98 : 203,733.53 = 91,077.22 : x
  2. Step 2: Convert to fraction form
    147,632.98/203,733.53 = 91,077.22/x
  3. Step 3: Cross multiply
    147,632.98x = 203,733.53 × 91,077.22
  4. Step 4: Simplify right side
    147,632.98x = 18,555,483,533.19
  5. Step 5: Solve for x
    x = 18,555,483,533.19/147,632.98
  6. Step 6: Final answer
    x = 125,686.57

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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.