Home / 70,353.37-97,068.40-45,217.45

Finding the Fourth Proportional to 70,353.37, 97,068.40 and 45,217.45

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Solution

The fourth proportional to 70,353.37, 97,068.40 and 45,217.45 is: 62,387.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,353.37 : 97,068.40 = 45,217.45 : x
  2. Step 2: Convert to fraction form
    70,353.37/97,068.40 = 45,217.45/x
  3. Step 3: Cross multiply
    70,353.37x = 97,068.40 × 45,217.45
  4. Step 4: Simplify right side
    70,353.37x = 4,389,185,523.58
  5. Step 5: Solve for x
    x = 4,389,185,523.58/70,353.37
  6. Step 6: Final answer
    x = 62,387.71

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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.