Home / 110,160.36-152,012.70-62,421.18

Finding the Fourth Proportional to 110,160.36, 152,012.70 and 62,421.18

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Solution

The fourth proportional to 110,160.36, 152,012.70 and 62,421.18 is: 86,136.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,160.36 : 152,012.70 = 62,421.18 : x
  2. Step 2: Convert to fraction form
    110,160.36/152,012.70 = 62,421.18/x
  3. Step 3: Cross multiply
    110,160.36x = 152,012.70 × 62,421.18
  4. Step 4: Simplify right side
    110,160.36x = 9,488,812,108.99
  5. Step 5: Solve for x
    x = 9,488,812,108.99/110,160.36
  6. Step 6: Final answer
    x = 86,136.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.