Home / 153,526.16-211,954.01-102,625.11

Finding the Fourth Proportional to 153,526.16, 211,954.01 and 102,625.11

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Solution

The fourth proportional to 153,526.16, 211,954.01 and 102,625.11 is: 141,681.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,526.16 : 211,954.01 = 102,625.11 : x
  2. Step 2: Convert to fraction form
    153,526.16/211,954.01 = 102,625.11/x
  3. Step 3: Cross multiply
    153,526.16x = 211,954.01 × 102,625.11
  4. Step 4: Simplify right side
    153,526.16x = 21,751,803,078.07
  5. Step 5: Solve for x
    x = 21,751,803,078.07/153,526.16
  6. Step 6: Final answer
    x = 141,681.41

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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.