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Finding the Fourth Proportional to 65,570.57, 97,982.55 and 49,235.16

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Solution

The fourth proportional to 65,570.57, 97,982.55 and 49,235.16 is: 73,572.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,570.57 : 97,982.55 = 49,235.16 : x
  2. Step 2: Convert to fraction form
    65,570.57/97,982.55 = 49,235.16/x
  3. Step 3: Cross multiply
    65,570.57x = 97,982.55 × 49,235.16
  4. Step 4: Simplify right side
    65,570.57x = 4,824,186,526.46
  5. Step 5: Solve for x
    x = 4,824,186,526.46/65,570.57
  6. Step 6: Final answer
    x = 73,572.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.