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Finding the Fourth Proportional to 57,482.33, 79,303.58 and 42,410.94

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Solution

The fourth proportional to 57,482.33, 79,303.58 and 42,410.94 is: 58,510.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,482.33 : 79,303.58 = 42,410.94 : x
  2. Step 2: Convert to fraction form
    57,482.33/79,303.58 = 42,410.94/x
  3. Step 3: Cross multiply
    57,482.33x = 79,303.58 × 42,410.94
  4. Step 4: Simplify right side
    57,482.33x = 3,363,339,588.13
  5. Step 5: Solve for x
    x = 3,363,339,588.13/57,482.33
  6. Step 6: Final answer
    x = 58,510.84

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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.