Home / 142,484.01-213,666.91-52,531.84

Finding the Fourth Proportional to 142,484.01, 213,666.91 and 52,531.84

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Solution

The fourth proportional to 142,484.01, 213,666.91 and 52,531.84 is: 78,775.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,484.01 : 213,666.91 = 52,531.84 : x
  2. Step 2: Convert to fraction form
    142,484.01/213,666.91 = 52,531.84/x
  3. Step 3: Cross multiply
    142,484.01x = 213,666.91 × 52,531.84
  4. Step 4: Simplify right side
    142,484.01x = 11,224,316,360.66
  5. Step 5: Solve for x
    x = 11,224,316,360.66/142,484.01
  6. Step 6: Final answer
    x = 78,775.97

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1.5x scale

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.