Home / 179,962.55-248,347.53-99,389.67

Finding the Fourth Proportional to 179,962.55, 248,347.53 and 99,389.67

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Solution

The fourth proportional to 179,962.55, 248,347.53 and 99,389.67 is: 137,157.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,962.55 : 248,347.53 = 99,389.67 : x
  2. Step 2: Convert to fraction form
    179,962.55/248,347.53 = 99,389.67/x
  3. Step 3: Cross multiply
    179,962.55x = 248,347.53 × 99,389.67
  4. Step 4: Simplify right side
    179,962.55x = 24,683,179,052.02
  5. Step 5: Solve for x
    x = 24,683,179,052.02/179,962.55
  6. Step 6: Final answer
    x = 137,157.31

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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.