Home / 51,533.81-77,145.10-46,605.77

Finding the Fourth Proportional to 51,533.81, 77,145.10 and 46,605.77

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Solution

The fourth proportional to 51,533.81, 77,145.10 and 46,605.77 is: 69,767.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,533.81 : 77,145.10 = 46,605.77 : x
  2. Step 2: Convert to fraction form
    51,533.81/77,145.10 = 46,605.77/x
  3. Step 3: Cross multiply
    51,533.81x = 77,145.10 × 46,605.77
  4. Step 4: Simplify right side
    51,533.81x = 3,595,406,787.23
  5. Step 5: Solve for x
    x = 3,595,406,787.23/51,533.81
  6. Step 6: Final answer
    x = 69,767.92

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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.