Home / 97,321.51-134,316.57-57,051.10

Finding the Fourth Proportional to 97,321.51, 134,316.57 and 57,051.10

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Solution

The fourth proportional to 97,321.51, 134,316.57 and 57,051.10 is: 78,738.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,321.51 : 134,316.57 = 57,051.10 : x
  2. Step 2: Convert to fraction form
    97,321.51/134,316.57 = 57,051.10/x
  3. Step 3: Cross multiply
    97,321.51x = 134,316.57 × 57,051.10
  4. Step 4: Simplify right side
    97,321.51x = 7,662,908,066.73
  5. Step 5: Solve for x
    x = 7,662,908,066.73/97,321.51
  6. Step 6: Final answer
    x = 78,738.07

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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.