Home / 99,347.76-149,087.30-46,772.28

Finding the Fourth Proportional to 99,347.76, 149,087.30 and 46,772.28

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Solution

The fourth proportional to 99,347.76, 149,087.30 and 46,772.28 is: 70,189.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,347.76 : 149,087.30 = 46,772.28 : x
  2. Step 2: Convert to fraction form
    99,347.76/149,087.30 = 46,772.28/x
  3. Step 3: Cross multiply
    99,347.76x = 149,087.30 × 46,772.28
  4. Step 4: Simplify right side
    99,347.76x = 6,973,152,706.18
  5. Step 5: Solve for x
    x = 6,973,152,706.18/99,347.76
  6. Step 6: Final answer
    x = 70,189.33

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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.