Home / 266,931.28-368,362.41-152,228.60

Finding the Fourth Proportional to 266,931.28, 368,362.41 and 152,228.60

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Solution

The fourth proportional to 266,931.28, 368,362.41 and 152,228.60 is: 210,073.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,931.28 : 368,362.41 = 152,228.60 : x
  2. Step 2: Convert to fraction form
    266,931.28/368,362.41 = 152,228.60/x
  3. Step 3: Cross multiply
    266,931.28x = 368,362.41 × 152,228.60
  4. Step 4: Simplify right side
    266,931.28x = 56,075,293,966.93
  5. Step 5: Solve for x
    x = 56,075,293,966.93/266,931.28
  6. Step 6: Final answer
    x = 210,073.90

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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.