Home / 95,011.76-142,501.23-28,434.02

Finding the Fourth Proportional to 95,011.76, 142,501.23 and 28,434.02

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Solution

The fourth proportional to 95,011.76, 142,501.23 and 28,434.02 is: 42,646.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,011.76 : 142,501.23 = 28,434.02 : x
  2. Step 2: Convert to fraction form
    95,011.76/142,501.23 = 28,434.02/x
  3. Step 3: Cross multiply
    95,011.76x = 142,501.23 × 28,434.02
  4. Step 4: Simplify right side
    95,011.76x = 4,051,882,111.34
  5. Step 5: Solve for x
    x = 4,051,882,111.34/95,011.76
  6. Step 6: Final answer
    x = 42,646.11

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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.