Home / 70,425.34-97,196.28-40,203.83

Finding the Fourth Proportional to 70,425.34, 97,196.28 and 40,203.83

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Solution

The fourth proportional to 70,425.34, 97,196.28 and 40,203.83 is: 55,486.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,425.34 : 97,196.28 = 40,203.83 : x
  2. Step 2: Convert to fraction form
    70,425.34/97,196.28 = 40,203.83/x
  3. Step 3: Cross multiply
    70,425.34x = 97,196.28 × 40,203.83
  4. Step 4: Simplify right side
    70,425.34x = 3,907,662,881.22
  5. Step 5: Solve for x
    x = 3,907,662,881.22/70,425.34
  6. Step 6: Final answer
    x = 55,486.60

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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.