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Finding the Fourth Proportional to 70,491.84, 97,283.22 and 46,576.56

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Solution

The fourth proportional to 70,491.84, 97,283.22 and 46,576.56 is: 64,278.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,491.84 : 97,283.22 = 46,576.56 : x
  2. Step 2: Convert to fraction form
    70,491.84/97,283.22 = 46,576.56/x
  3. Step 3: Cross multiply
    70,491.84x = 97,283.22 × 46,576.56
  4. Step 4: Simplify right side
    70,491.84x = 4,531,117,733.32
  5. Step 5: Solve for x
    x = 4,531,117,733.32/70,491.84
  6. Step 6: Final answer
    x = 64,278.61

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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.