Home / 153,748.13-230,622.59-42,940.13

Finding the Fourth Proportional to 153,748.13, 230,622.59 and 42,940.13

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Solution

The fourth proportional to 153,748.13, 230,622.59 and 42,940.13 is: 64,410.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,748.13 : 230,622.59 = 42,940.13 : x
  2. Step 2: Convert to fraction form
    153,748.13/230,622.59 = 42,940.13/x
  3. Step 3: Cross multiply
    153,748.13x = 230,622.59 × 42,940.13
  4. Step 4: Simplify right side
    153,748.13x = 9,902,962,949.77
  5. Step 5: Solve for x
    x = 9,902,962,949.77/153,748.13
  6. Step 6: Final answer
    x = 64,410.30

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1.5x scale

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.