Home / 109,931.50-164,888.97-35,048.62

Finding the Fourth Proportional to 109,931.50, 164,888.97 and 35,048.62

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Solution

The fourth proportional to 109,931.50, 164,888.97 and 35,048.62 is: 52,570.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,931.50 : 164,888.97 = 35,048.62 : x
  2. Step 2: Convert to fraction form
    109,931.50/164,888.97 = 35,048.62/x
  3. Step 3: Cross multiply
    109,931.50x = 164,888.97 × 35,048.62
  4. Step 4: Simplify right side
    109,931.50x = 5,779,130,851.72
  5. Step 5: Solve for x
    x = 5,779,130,851.72/109,931.50
  6. Step 6: Final answer
    x = 52,570.29

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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.