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Finding the Fourth Proportional to 70,459.88, 97,222.68 and 46,573.79

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Solution

The fourth proportional to 70,459.88, 97,222.68 and 46,573.79 is: 64,263.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,459.88 : 97,222.68 = 46,573.79 : x
  2. Step 2: Convert to fraction form
    70,459.88/97,222.68 = 46,573.79/x
  3. Step 3: Cross multiply
    70,459.88x = 97,222.68 × 46,573.79
  4. Step 4: Simplify right side
    70,459.88x = 4,528,028,195.44
  5. Step 5: Solve for x
    x = 4,528,028,195.44/70,459.88
  6. Step 6: Final answer
    x = 64,263.93

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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.