Home / 201,678.13-302,446.68-59,485.69

Finding the Fourth Proportional to 201,678.13, 302,446.68 and 59,485.69

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Solution

The fourth proportional to 201,678.13, 302,446.68 and 59,485.69 is: 89,207.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,678.13 : 302,446.68 = 59,485.69 : x
  2. Step 2: Convert to fraction form
    201,678.13/302,446.68 = 59,485.69/x
  3. Step 3: Cross multiply
    201,678.13x = 302,446.68 × 59,485.69
  4. Step 4: Simplify right side
    201,678.13x = 17,991,249,448.01
  5. Step 5: Solve for x
    x = 17,991,249,448.01/201,678.13
  6. Step 6: Final answer
    x = 89,207.74

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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.