Home / 56,903.81-85,307.51-23,603.09

Finding the Fourth Proportional to 56,903.81, 85,307.51 and 23,603.09

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Solution

The fourth proportional to 56,903.81, 85,307.51 and 23,603.09 is: 35,384.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,903.81 : 85,307.51 = 23,603.09 : x
  2. Step 2: Convert to fraction form
    56,903.81/85,307.51 = 23,603.09/x
  3. Step 3: Cross multiply
    56,903.81x = 85,307.51 × 23,603.09
  4. Step 4: Simplify right side
    56,903.81x = 2,013,520,291.65
  5. Step 5: Solve for x
    x = 2,013,520,291.65/56,903.81
  6. Step 6: Final answer
    x = 35,384.63

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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.