Home / 216,075.41-324,113.10-58,303.86

Finding the Fourth Proportional to 216,075.41, 324,113.10 and 58,303.86

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Solution

The fourth proportional to 216,075.41, 324,113.10 and 58,303.86 is: 87,455.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,075.41 : 324,113.10 = 58,303.86 : x
  2. Step 2: Convert to fraction form
    216,075.41/324,113.10 = 58,303.86/x
  3. Step 3: Cross multiply
    216,075.41x = 324,113.10 × 58,303.86
  4. Step 4: Simplify right side
    216,075.41x = 18,897,044,806.57
  5. Step 5: Solve for x
    x = 18,897,044,806.57/216,075.41
  6. Step 6: Final answer
    x = 87,455.79

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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.