Home / 453,031.90-679,532.10-116,075.35

Finding the Fourth Proportional to 453,031.90, 679,532.10 and 116,075.35

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Solution

The fourth proportional to 453,031.90, 679,532.10 and 116,075.35 is: 174,108.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,031.90 : 679,532.10 = 116,075.35 : x
  2. Step 2: Convert to fraction form
    453,031.90/679,532.10 = 116,075.35/x
  3. Step 3: Cross multiply
    453,031.90x = 679,532.10 × 116,075.35
  4. Step 4: Simplify right side
    453,031.90x = 78,876,926,343.74
  5. Step 5: Solve for x
    x = 78,876,926,343.74/453,031.90
  6. Step 6: Final answer
    x = 174,108.99

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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.