Home / 180,377.47-248,918.43-99,803.53

Finding the Fourth Proportional to 180,377.47, 248,918.43 and 99,803.53

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Solution

The fourth proportional to 180,377.47, 248,918.43 and 99,803.53 is: 137,727.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,377.47 : 248,918.43 = 99,803.53 : x
  2. Step 2: Convert to fraction form
    180,377.47/248,918.43 = 99,803.53/x
  3. Step 3: Cross multiply
    180,377.47x = 248,918.43 × 99,803.53
  4. Step 4: Simplify right side
    180,377.47x = 24,842,937,996.06
  5. Step 5: Solve for x
    x = 24,842,937,996.06/180,377.47
  6. Step 6: Final answer
    x = 137,727.50

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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.