Home / 77,852.68-116,688.30-35,737.21

Finding the Fourth Proportional to 77,852.68, 116,688.30 and 35,737.21

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Solution

The fourth proportional to 77,852.68, 116,688.30 and 35,737.21 is: 53,564.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,852.68 : 116,688.30 = 35,737.21 : x
  2. Step 2: Convert to fraction form
    77,852.68/116,688.30 = 35,737.21/x
  3. Step 3: Cross multiply
    77,852.68x = 116,688.30 × 35,737.21
  4. Step 4: Simplify right side
    77,852.68x = 4,170,114,281.64
  5. Step 5: Solve for x
    x = 4,170,114,281.64/77,852.68
  6. Step 6: Final answer
    x = 53,564.17

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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.