Home / 176,499.36-243,574.56-101,072.16

Finding the Fourth Proportional to 176,499.36, 243,574.56 and 101,072.16

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Solution

The fourth proportional to 176,499.36, 243,574.56 and 101,072.16 is: 139,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,499.36 : 243,574.56 = 101,072.16 : x
  2. Step 2: Convert to fraction form
    176,499.36/243,574.56 = 101,072.16/x
  3. Step 3: Cross multiply
    176,499.36x = 243,574.56 × 101,072.16
  4. Step 4: Simplify right side
    176,499.36x = 24,618,606,900.25
  5. Step 5: Solve for x
    x = 24,618,606,900.25/176,499.36
  6. Step 6: Final answer
    x = 139,482.70

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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.