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Finding the Fourth Proportional to 70,415.22, 97,185.76 and 44,929.50

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Solution

The fourth proportional to 70,415.22, 97,185.76 and 44,929.50 is: 62,010.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,415.22 : 97,185.76 = 44,929.50 : x
  2. Step 2: Convert to fraction form
    70,415.22/97,185.76 = 44,929.50/x
  3. Step 3: Cross multiply
    70,415.22x = 97,185.76 × 44,929.50
  4. Step 4: Simplify right side
    70,415.22x = 4,366,507,603.92
  5. Step 5: Solve for x
    x = 4,366,507,603.92/70,415.22
  6. Step 6: Final answer
    x = 62,010.85

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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.