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Finding the Fourth Proportional to 153,315.90, 229,536.45 and 94,266.90

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Solution

The fourth proportional to 153,315.90, 229,536.45 and 94,266.90 is: 141,131.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,315.90 : 229,536.45 = 94,266.90 : x
  2. Step 2: Convert to fraction form
    153,315.90/229,536.45 = 94,266.90/x
  3. Step 3: Cross multiply
    153,315.90x = 229,536.45 × 94,266.90
  4. Step 4: Simplify right side
    153,315.90x = 21,637,689,578.51
  5. Step 5: Solve for x
    x = 21,637,689,578.51/153,315.90
  6. Step 6: Final answer
    x = 141,131.41

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1.5x scale

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.