Home / 89,953.12-124,146.24-52,227.36

Finding the Fourth Proportional to 89,953.12, 124,146.24 and 52,227.36

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Solution

The fourth proportional to 89,953.12, 124,146.24 and 52,227.36 is: 72,080.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,953.12 : 124,146.24 = 52,227.36 : x
  2. Step 2: Convert to fraction form
    89,953.12/124,146.24 = 52,227.36/x
  3. Step 3: Cross multiply
    89,953.12x = 124,146.24 × 52,227.36
  4. Step 4: Simplify right side
    89,953.12x = 6,483,830,369.13
  5. Step 5: Solve for x
    x = 6,483,830,369.13/89,953.12
  6. Step 6: Final answer
    x = 72,080.11

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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.