Home / 266,317.40-367,526.05-145,465.20

Finding the Fourth Proportional to 266,317.40, 367,526.05 and 145,465.20

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Solution

The fourth proportional to 266,317.40, 367,526.05 and 145,465.20 is: 200,746.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,317.40 : 367,526.05 = 145,465.20 : x
  2. Step 2: Convert to fraction form
    266,317.40/367,526.05 = 145,465.20/x
  3. Step 3: Cross multiply
    266,317.40x = 367,526.05 × 145,465.20
  4. Step 4: Simplify right side
    266,317.40x = 53,462,250,368.46
  5. Step 5: Solve for x
    x = 53,462,250,368.46/266,317.40
  6. Step 6: Final answer
    x = 200,746.37

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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.