Home / 145,105.67-200,254.80-96,624.47

Finding the Fourth Proportional to 145,105.67, 200,254.80 and 96,624.47

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Solution

The fourth proportional to 145,105.67, 200,254.80 and 96,624.47 is: 133,347.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,105.67 : 200,254.80 = 96,624.47 : x
  2. Step 2: Convert to fraction form
    145,105.67/200,254.80 = 96,624.47/x
  3. Step 3: Cross multiply
    145,105.67x = 200,254.80 × 96,624.47
  4. Step 4: Simplify right side
    145,105.67x = 19,349,512,913.68
  5. Step 5: Solve for x
    x = 19,349,512,913.68/145,105.67
  6. Step 6: Final answer
    x = 133,347.74

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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.