Home / 218,398.24-301,271.76-145,925.92

Finding the Fourth Proportional to 218,398.24, 301,271.76 and 145,925.92

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Solution

The fourth proportional to 218,398.24, 301,271.76 and 145,925.92 is: 201,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,398.24 : 301,271.76 = 145,925.92 : x
  2. Step 2: Convert to fraction form
    218,398.24/301,271.76 = 145,925.92/x
  3. Step 3: Cross multiply
    218,398.24x = 301,271.76 × 145,925.92
  4. Step 4: Simplify right side
    218,398.24x = 43,963,358,748.02
  5. Step 5: Solve for x
    x = 43,963,358,748.02/218,398.24
  6. Step 6: Final answer
    x = 201,299.05

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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.