Home / 197,803.22-272,962.76-116,130.11

Finding the Fourth Proportional to 197,803.22, 272,962.76 and 116,130.11

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Solution

The fourth proportional to 197,803.22, 272,962.76 and 116,130.11 is: 160,256.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,803.22 : 272,962.76 = 116,130.11 : x
  2. Step 2: Convert to fraction form
    197,803.22/272,962.76 = 116,130.11/x
  3. Step 3: Cross multiply
    197,803.22x = 272,962.76 × 116,130.11
  4. Step 4: Simplify right side
    197,803.22x = 31,699,194,052.47
  5. Step 5: Solve for x
    x = 31,699,194,052.47/197,803.22
  6. Step 6: Final answer
    x = 160,256.21

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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.