Home / 53,526.18-73,866.40-30,242.72

Finding the Fourth Proportional to 53,526.18, 73,866.40 and 30,242.72

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Solution

The fourth proportional to 53,526.18, 73,866.40 and 30,242.72 is: 41,735.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,526.18 : 73,866.40 = 30,242.72 : x
  2. Step 2: Convert to fraction form
    53,526.18/73,866.40 = 30,242.72/x
  3. Step 3: Cross multiply
    53,526.18x = 73,866.40 × 30,242.72
  4. Step 4: Simplify right side
    53,526.18x = 2,233,920,852.61
  5. Step 5: Solve for x
    x = 2,233,920,852.61/53,526.18
  6. Step 6: Final answer
    x = 41,735.11

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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.