Home / 113,270.48-169,536.02-83,276.76

Finding the Fourth Proportional to 113,270.48, 169,536.02 and 83,276.76

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Solution

The fourth proportional to 113,270.48, 169,536.02 and 83,276.76 is: 124,643.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,270.48 : 169,536.02 = 83,276.76 : x
  2. Step 2: Convert to fraction form
    113,270.48/169,536.02 = 83,276.76/x
  3. Step 3: Cross multiply
    113,270.48x = 169,536.02 × 83,276.76
  4. Step 4: Simplify right side
    113,270.48x = 14,118,410,448.90
  5. Step 5: Solve for x
    x = 14,118,410,448.90/113,270.48
  6. Step 6: Final answer
    x = 124,643.34

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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.