Home / 95,511.68-143,218.08-42,875.84

Finding the Fourth Proportional to 95,511.68, 143,218.08 and 42,875.84

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Solution

The fourth proportional to 95,511.68, 143,218.08 and 42,875.84 is: 64,291.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,511.68 : 143,218.08 = 42,875.84 : x
  2. Step 2: Convert to fraction form
    95,511.68/143,218.08 = 42,875.84/x
  3. Step 3: Cross multiply
    95,511.68x = 143,218.08 × 42,875.84
  4. Step 4: Simplify right side
    95,511.68x = 6,140,595,483.19
  5. Step 5: Solve for x
    x = 6,140,595,483.19/95,511.68
  6. Step 6: Final answer
    x = 64,291.57

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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.