Home / 97,666.16-146,513.40-31,084.40

Finding the Fourth Proportional to 97,666.16, 146,513.40 and 31,084.40

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Solution

The fourth proportional to 97,666.16, 146,513.40 and 31,084.40 is: 46,631.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,666.16 : 146,513.40 = 31,084.40 : x
  2. Step 2: Convert to fraction form
    97,666.16/146,513.40 = 31,084.40/x
  3. Step 3: Cross multiply
    97,666.16x = 146,513.40 × 31,084.40
  4. Step 4: Simplify right side
    97,666.16x = 4,554,281,130.96
  5. Step 5: Solve for x
    x = 4,554,281,130.96/97,666.16
  6. Step 6: Final answer
    x = 46,631.11

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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.