Home / 113,835.95-157,089.53-62,847.64

Finding the Fourth Proportional to 113,835.95, 157,089.53 and 62,847.64

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Solution

The fourth proportional to 113,835.95, 157,089.53 and 62,847.64 is: 86,727.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,835.95 : 157,089.53 = 62,847.64 : x
  2. Step 2: Convert to fraction form
    113,835.95/157,089.53 = 62,847.64/x
  3. Step 3: Cross multiply
    113,835.95x = 157,089.53 × 62,847.64
  4. Step 4: Simplify right side
    113,835.95x = 9,872,705,443.76
  5. Step 5: Solve for x
    x = 9,872,705,443.76/113,835.95
  6. Step 6: Final answer
    x = 86,727.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.