Home / 189,478.24-284,075.10-114,583.01

Finding the Fourth Proportional to 189,478.24, 284,075.10 and 114,583.01

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Solution

The fourth proportional to 189,478.24, 284,075.10 and 114,583.01 is: 171,788.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,478.24 : 284,075.10 = 114,583.01 : x
  2. Step 2: Convert to fraction form
    189,478.24/284,075.10 = 114,583.01/x
  3. Step 3: Cross multiply
    189,478.24x = 284,075.10 × 114,583.01
  4. Step 4: Simplify right side
    189,478.24x = 32,550,178,603.68
  5. Step 5: Solve for x
    x = 32,550,178,603.68/189,478.24
  6. Step 6: Final answer
    x = 171,788.48

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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.