Home / 153,075.21-229,615.16-58,310.66

Finding the Fourth Proportional to 153,075.21, 229,615.16 and 58,310.66

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Solution

The fourth proportional to 153,075.21, 229,615.16 and 58,310.66 is: 87,466.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,075.21 : 229,615.16 = 58,310.66 : x
  2. Step 2: Convert to fraction form
    153,075.21/229,615.16 = 58,310.66/x
  3. Step 3: Cross multiply
    153,075.21x = 229,615.16 × 58,310.66
  4. Step 4: Simplify right side
    153,075.21x = 13,389,010,085.98
  5. Step 5: Solve for x
    x = 13,389,010,085.98/153,075.21
  6. Step 6: Final answer
    x = 87,466.87

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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.