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Finding the Fourth Proportional to 247,111.97, 370,527.35 and 97,271.01

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Solution

The fourth proportional to 247,111.97, 370,527.35 and 97,271.01 is: 145,851.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,111.97 : 370,527.35 = 97,271.01 : x
  2. Step 2: Convert to fraction form
    247,111.97/370,527.35 = 97,271.01/x
  3. Step 3: Cross multiply
    247,111.97x = 370,527.35 × 97,271.01
  4. Step 4: Simplify right side
    247,111.97x = 36,041,569,080.77
  5. Step 5: Solve for x
    x = 36,041,569,080.77/247,111.97
  6. Step 6: Final answer
    x = 145,851.17

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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.