Home / 99,528.84-149,340.96-62,079.28

Finding the Fourth Proportional to 99,528.84, 149,340.96 and 62,079.28

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Solution

The fourth proportional to 99,528.84, 149,340.96 and 62,079.28 is: 93,148.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,528.84 : 149,340.96 = 62,079.28 : x
  2. Step 2: Convert to fraction form
    99,528.84/149,340.96 = 62,079.28/x
  3. Step 3: Cross multiply
    99,528.84x = 149,340.96 × 62,079.28
  4. Step 4: Simplify right side
    99,528.84x = 9,270,979,271.31
  5. Step 5: Solve for x
    x = 9,270,979,271.31/99,528.84
  6. Step 6: Final answer
    x = 93,148.67

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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.