Home / 105,052.10-157,468.80-57,594.20

Finding the Fourth Proportional to 105,052.10, 157,468.80 and 57,594.20

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Solution

The fourth proportional to 105,052.10, 157,468.80 and 57,594.20 is: 86,331.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,052.10 : 157,468.80 = 57,594.20 : x
  2. Step 2: Convert to fraction form
    105,052.10/157,468.80 = 57,594.20/x
  3. Step 3: Cross multiply
    105,052.10x = 157,468.80 × 57,594.20
  4. Step 4: Simplify right side
    105,052.10x = 9,069,289,560.96
  5. Step 5: Solve for x
    x = 9,069,289,560.96/105,052.10
  6. Step 6: Final answer
    x = 86,331.35

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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.