Home / 70,602.09-97,441.07-42,310.41

Finding the Fourth Proportional to 70,602.09, 97,441.07 and 42,310.41

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Solution

The fourth proportional to 70,602.09, 97,441.07 and 42,310.41 is: 58,394.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,602.09 : 97,441.07 = 42,310.41 : x
  2. Step 2: Convert to fraction form
    70,602.09/97,441.07 = 42,310.41/x
  3. Step 3: Cross multiply
    70,602.09x = 97,441.07 × 42,310.41
  4. Step 4: Simplify right side
    70,602.09x = 4,122,771,622.54
  5. Step 5: Solve for x
    x = 4,122,771,622.54/70,602.09
  6. Step 6: Final answer
    x = 58,394.47

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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.