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Finding the Fourth Proportional to 169,492.79, 233,897.93 and 97,871.24

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Solution

The fourth proportional to 169,492.79, 233,897.93 and 97,871.24 is: 135,061.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,492.79 : 233,897.93 = 97,871.24 : x
  2. Step 2: Convert to fraction form
    169,492.79/233,897.93 = 97,871.24/x
  3. Step 3: Cross multiply
    169,492.79x = 233,897.93 × 97,871.24
  4. Step 4: Simplify right side
    169,492.79x = 22,891,880,442.53
  5. Step 5: Solve for x
    x = 22,891,880,442.53/169,492.79
  6. Step 6: Final answer
    x = 135,061.09

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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.