Home / 70,089.04-105,134.64-23,341.96

Finding the Fourth Proportional to 70,089.04, 105,134.64 and 23,341.96

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Solution

The fourth proportional to 70,089.04, 105,134.64 and 23,341.96 is: 35,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,089.04 : 105,134.64 = 23,341.96 : x
  2. Step 2: Convert to fraction form
    70,089.04/105,134.64 = 23,341.96/x
  3. Step 3: Cross multiply
    70,089.04x = 105,134.64 × 23,341.96
  4. Step 4: Simplify right side
    70,089.04x = 2,454,048,561.49
  5. Step 5: Solve for x
    x = 2,454,048,561.49/70,089.04
  6. Step 6: Final answer
    x = 35,013.30

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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.