Home / 70,588.48-105,907.04-35,499.28

Finding the Fourth Proportional to 70,588.48, 105,907.04 and 35,499.28

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Solution

The fourth proportional to 70,588.48, 105,907.04 and 35,499.28 is: 53,261.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,588.48 : 105,907.04 = 35,499.28 : x
  2. Step 2: Convert to fraction form
    70,588.48/105,907.04 = 35,499.28/x
  3. Step 3: Cross multiply
    70,588.48x = 105,907.04 × 35,499.28
  4. Step 4: Simplify right side
    70,588.48x = 3,759,623,666.93
  5. Step 5: Solve for x
    x = 3,759,623,666.93/70,588.48
  6. Step 6: Final answer
    x = 53,261.15

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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.