Home / 64,335.12-96,940.94-52,904.40

Finding the Fourth Proportional to 64,335.12, 96,940.94 and 52,904.40

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Solution

The fourth proportional to 64,335.12, 96,940.94 and 52,904.40 is: 79,716.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,335.12 : 96,940.94 = 52,904.40 : x
  2. Step 2: Convert to fraction form
    64,335.12/96,940.94 = 52,904.40/x
  3. Step 3: Cross multiply
    64,335.12x = 96,940.94 × 52,904.40
  4. Step 4: Simplify right side
    64,335.12x = 5,128,602,266.14
  5. Step 5: Solve for x
    x = 5,128,602,266.14/64,335.12
  6. Step 6: Final answer
    x = 79,716.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.