Home / 289,320.10-433,663.35-102,235.30

Finding the Fourth Proportional to 289,320.10, 433,663.35 and 102,235.30

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Solution

The fourth proportional to 289,320.10, 433,663.35 and 102,235.30 is: 153,241.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,320.10 : 433,663.35 = 102,235.30 : x
  2. Step 2: Convert to fraction form
    289,320.10/433,663.35 = 102,235.30/x
  3. Step 3: Cross multiply
    289,320.10x = 433,663.35 × 102,235.30
  4. Step 4: Simplify right side
    289,320.10x = 44,335,702,686.26
  5. Step 5: Solve for x
    x = 44,335,702,686.26/289,320.10
  6. Step 6: Final answer
    x = 153,241.00

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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.