Home / 70,462.61-105,307.02-51,527.14

Finding the Fourth Proportional to 70,462.61, 105,307.02 and 51,527.14

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Solution

The fourth proportional to 70,462.61, 105,307.02 and 51,527.14 is: 77,007.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,462.61 : 105,307.02 = 51,527.14 : x
  2. Step 2: Convert to fraction form
    70,462.61/105,307.02 = 51,527.14/x
  3. Step 3: Cross multiply
    70,462.61x = 105,307.02 × 51,527.14
  4. Step 4: Simplify right side
    70,462.61x = 5,426,169,299.26
  5. Step 5: Solve for x
    x = 5,426,169,299.26/70,462.61
  6. Step 6: Final answer
    x = 77,007.78

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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.