Home / 180,120.65-248,544.95-99,537.22

Finding the Fourth Proportional to 180,120.65, 248,544.95 and 99,537.22

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Solution

The fourth proportional to 180,120.65, 248,544.95 and 99,537.22 is: 137,349.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,120.65 : 248,544.95 = 99,537.22 : x
  2. Step 2: Convert to fraction form
    180,120.65/248,544.95 = 99,537.22/x
  3. Step 3: Cross multiply
    180,120.65x = 248,544.95 × 99,537.22
  4. Step 4: Simplify right side
    180,120.65x = 24,739,472,248.99
  5. Step 5: Solve for x
    x = 24,739,472,248.99/180,120.65
  6. Step 6: Final answer
    x = 137,349.45

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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.