Home / 64,595.07-89,140.64-36,300.69

Finding the Fourth Proportional to 64,595.07, 89,140.64 and 36,300.69

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Solution

The fourth proportional to 64,595.07, 89,140.64 and 36,300.69 is: 50,094.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,595.07 : 89,140.64 = 36,300.69 : x
  2. Step 2: Convert to fraction form
    64,595.07/89,140.64 = 36,300.69/x
  3. Step 3: Cross multiply
    64,595.07x = 89,140.64 × 36,300.69
  4. Step 4: Simplify right side
    64,595.07x = 3,235,866,557.54
  5. Step 5: Solve for x
    x = 3,235,866,557.54/64,595.07
  6. Step 6: Final answer
    x = 50,094.64

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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.