Home / 113,223.02-169,834.80-30,117.02

Finding the Fourth Proportional to 113,223.02, 169,834.80 and 30,117.02

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Solution

The fourth proportional to 113,223.02, 169,834.80 and 30,117.02 is: 45,175.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,223.02 : 169,834.80 = 30,117.02 : x
  2. Step 2: Convert to fraction form
    113,223.02/169,834.80 = 30,117.02/x
  3. Step 3: Cross multiply
    113,223.02x = 169,834.80 × 30,117.02
  4. Step 4: Simplify right side
    113,223.02x = 5,114,918,068.30
  5. Step 5: Solve for x
    x = 5,114,918,068.30/113,223.02
  6. Step 6: Final answer
    x = 45,175.60

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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.