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Finding the Fourth Proportional to 96,349.60, 144,466.80 and 49,693.60

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Solution

The fourth proportional to 96,349.60, 144,466.80 and 49,693.60 is: 74,510.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,349.60 : 144,466.80 = 49,693.60 : x
  2. Step 2: Convert to fraction form
    96,349.60/144,466.80 = 49,693.60/x
  3. Step 3: Cross multiply
    96,349.60x = 144,466.80 × 49,693.60
  4. Step 4: Simplify right side
    96,349.60x = 7,179,075,372.48
  5. Step 5: Solve for x
    x = 7,179,075,372.48/96,349.60
  6. Step 6: Final answer
    x = 74,510.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.