Home / 113,975.01-157,280.67-62,989.65

Finding the Fourth Proportional to 113,975.01, 157,280.67 and 62,989.65

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Solution

The fourth proportional to 113,975.01, 157,280.67 and 62,989.65 is: 86,923.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,975.01 : 157,280.67 = 62,989.65 : x
  2. Step 2: Convert to fraction form
    113,975.01/157,280.67 = 62,989.65/x
  3. Step 3: Cross multiply
    113,975.01x = 157,280.67 × 62,989.65
  4. Step 4: Simplify right side
    113,975.01x = 9,907,054,355.07
  5. Step 5: Solve for x
    x = 9,907,054,355.07/113,975.01
  6. Step 6: Final answer
    x = 86,923.04

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1.5x scale

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.