Home / 157,464.81-217,305.57-97,075.36

Finding the Fourth Proportional to 157,464.81, 217,305.57 and 97,075.36

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Solution

The fourth proportional to 157,464.81, 217,305.57 and 97,075.36 is: 133,966.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464.81 : 217,305.57 = 97,075.36 : x
  2. Step 2: Convert to fraction form
    157,464.81/217,305.57 = 97,075.36/x
  3. Step 3: Cross multiply
    157,464.81x = 217,305.57 × 97,075.36
  4. Step 4: Simplify right side
    157,464.81x = 21,095,014,865.85
  5. Step 5: Solve for x
    x = 21,095,014,865.85/157,464.81
  6. Step 6: Final answer
    x = 133,966.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.