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Finding the Fourth Proportional to 99,551.58, 149,275.53 and 46,946.94

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Solution

The fourth proportional to 99,551.58, 149,275.53 and 46,946.94 is: 70,395.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,551.58 : 149,275.53 = 46,946.94 : x
  2. Step 2: Convert to fraction form
    99,551.58/149,275.53 = 46,946.94/x
  3. Step 3: Cross multiply
    99,551.58x = 149,275.53 × 46,946.94
  4. Step 4: Simplify right side
    99,551.58x = 7,008,029,350.38
  5. Step 5: Solve for x
    x = 7,008,029,350.38/99,551.58
  6. Step 6: Final answer
    x = 70,395.96

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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.