Home / 73,981.04-102,013.56-47,089.16

Finding the Fourth Proportional to 73,981.04, 102,013.56 and 47,089.16

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Solution

The fourth proportional to 73,981.04, 102,013.56 and 47,089.16 is: 64,931.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,981.04 : 102,013.56 = 47,089.16 : x
  2. Step 2: Convert to fraction form
    73,981.04/102,013.56 = 47,089.16/x
  3. Step 3: Cross multiply
    73,981.04x = 102,013.56 × 47,089.16
  4. Step 4: Simplify right side
    73,981.04x = 4,803,732,849.01
  5. Step 5: Solve for x
    x = 4,803,732,849.01/73,981.04
  6. Step 6: Final answer
    x = 64,931.95

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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.