Home / 97,858.23-146,810.33-30,386.81

Finding the Fourth Proportional to 97,858.23, 146,810.33 and 30,386.81

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Solution

The fourth proportional to 97,858.23, 146,810.33 and 30,386.81 is: 45,587.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,858.23 : 146,810.33 = 30,386.81 : x
  2. Step 2: Convert to fraction form
    97,858.23/146,810.33 = 30,386.81/x
  3. Step 3: Cross multiply
    97,858.23x = 146,810.33 × 30,386.81
  4. Step 4: Simplify right side
    97,858.23x = 4,461,097,603.75
  5. Step 5: Solve for x
    x = 4,461,097,603.75/97,858.23
  6. Step 6: Final answer
    x = 45,587.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.