Home / 150,710.16-226,138.72-61,990.32

Finding the Fourth Proportional to 150,710.16, 226,138.72 and 61,990.32

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Solution

The fourth proportional to 150,710.16, 226,138.72 and 61,990.32 is: 93,015.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,710.16 : 226,138.72 = 61,990.32 : x
  2. Step 2: Convert to fraction form
    150,710.16/226,138.72 = 61,990.32/x
  3. Step 3: Cross multiply
    150,710.16x = 226,138.72 × 61,990.32
  4. Step 4: Simplify right side
    150,710.16x = 14,018,411,617.19
  5. Step 5: Solve for x
    x = 14,018,411,617.19/150,710.16
  6. Step 6: Final answer
    x = 93,015.70

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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.