Home / 71,056.02-105,966.42-70,102.64

Finding the Fourth Proportional to 71,056.02, 105,966.42 and 70,102.64

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Solution

The fourth proportional to 71,056.02, 105,966.42 and 70,102.64 is: 104,544.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,056.02 : 105,966.42 = 70,102.64 : x
  2. Step 2: Convert to fraction form
    71,056.02/105,966.42 = 70,102.64/x
  3. Step 3: Cross multiply
    71,056.02x = 105,966.42 × 70,102.64
  4. Step 4: Simplify right side
    71,056.02x = 7,428,525,263.52
  5. Step 5: Solve for x
    x = 7,428,525,263.52/71,056.02
  6. Step 6: Final answer
    x = 104,544.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.