Home / 91,310.07-126,005.47-51,024.16

Finding the Fourth Proportional to 91,310.07, 126,005.47 and 51,024.16

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Solution

The fourth proportional to 91,310.07, 126,005.47 and 51,024.16 is: 70,411.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,310.07 : 126,005.47 = 51,024.16 : x
  2. Step 2: Convert to fraction form
    91,310.07/126,005.47 = 51,024.16/x
  3. Step 3: Cross multiply
    91,310.07x = 126,005.47 × 51,024.16
  4. Step 4: Simplify right side
    91,310.07x = 6,429,323,262.16
  5. Step 5: Solve for x
    x = 6,429,323,262.16/91,310.07
  6. Step 6: Final answer
    x = 70,411.99

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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.