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Finding the Fourth Proportional to 92,322.79, 127,510.54 and 62,055.56

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Solution

The fourth proportional to 92,322.79, 127,510.54 and 62,055.56 is: 85,707.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,322.79 : 127,510.54 = 62,055.56 : x
  2. Step 2: Convert to fraction form
    92,322.79/127,510.54 = 62,055.56/x
  3. Step 3: Cross multiply
    92,322.79x = 127,510.54 × 62,055.56
  4. Step 4: Simplify right side
    92,322.79x = 7,912,738,102.34
  5. Step 5: Solve for x
    x = 7,912,738,102.34/92,322.79
  6. Step 6: Final answer
    x = 85,707.31

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1.5x scale

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.