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Finding the Fourth Proportional to 258,271.53, 356,485.10 and 167,622.23

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Solution

The fourth proportional to 258,271.53, 356,485.10 and 167,622.23 is: 231,364.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,271.53 : 356,485.10 = 167,622.23 : x
  2. Step 2: Convert to fraction form
    258,271.53/356,485.10 = 167,622.23/x
  3. Step 3: Cross multiply
    258,271.53x = 356,485.10 × 167,622.23
  4. Step 4: Simplify right side
    258,271.53x = 59,754,824,803.24
  5. Step 5: Solve for x
    x = 59,754,824,803.24/258,271.53
  6. Step 6: Final answer
    x = 231,364.35

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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.