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Finding the Fourth Proportional to 141,461.70, 212,060.71 and 97,109.34

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Solution

The fourth proportional to 141,461.70, 212,060.71 and 97,109.34 is: 145,573.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,461.70 : 212,060.71 = 97,109.34 : x
  2. Step 2: Convert to fraction form
    141,461.70/212,060.71 = 97,109.34/x
  3. Step 3: Cross multiply
    141,461.70x = 212,060.71 × 97,109.34
  4. Step 4: Simplify right side
    141,461.70x = 20,593,075,588.03
  5. Step 5: Solve for x
    x = 20,593,075,588.03/141,461.70
  6. Step 6: Final answer
    x = 145,573.51

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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.