Home / 180,216.93-248,688.72-99,638.13

Finding the Fourth Proportional to 180,216.93, 248,688.72 and 99,638.13

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Solution

The fourth proportional to 180,216.93, 248,688.72 and 99,638.13 is: 137,494.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,216.93 : 248,688.72 = 99,638.13 : x
  2. Step 2: Convert to fraction form
    180,216.93/248,688.72 = 99,638.13/x
  3. Step 3: Cross multiply
    180,216.93x = 248,688.72 × 99,638.13
  4. Step 4: Simplify right side
    180,216.93x = 24,778,879,012.89
  5. Step 5: Solve for x
    x = 24,778,879,012.89/180,216.93
  6. Step 6: Final answer
    x = 137,494.73

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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.