Home / 97,542.02-146,302.40-66,153.71

Finding the Fourth Proportional to 97,542.02, 146,302.40 and 66,153.71

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Solution

The fourth proportional to 97,542.02, 146,302.40 and 66,153.71 is: 99,223.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,542.02 : 146,302.40 = 66,153.71 : x
  2. Step 2: Convert to fraction form
    97,542.02/146,302.40 = 66,153.71/x
  3. Step 3: Cross multiply
    97,542.02x = 146,302.40 × 66,153.71
  4. Step 4: Simplify right side
    97,542.02x = 9,678,446,211.14
  5. Step 5: Solve for x
    x = 9,678,446,211.14/97,542.02
  6. Step 6: Final answer
    x = 99,223.35

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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.