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Finding the Fourth Proportional to 233,248.80, 349,916.40 and 75,482.40

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Solution

The fourth proportional to 233,248.80, 349,916.40 and 75,482.40 is: 113,237.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,248.80 : 349,916.40 = 75,482.40 : x
  2. Step 2: Convert to fraction form
    233,248.80/349,916.40 = 75,482.40/x
  3. Step 3: Cross multiply
    233,248.80x = 349,916.40 × 75,482.40
  4. Step 4: Simplify right side
    233,248.80x = 26,412,529,671.36
  5. Step 5: Solve for x
    x = 26,412,529,671.36/233,248.80
  6. Step 6: Final answer
    x = 113,237.58

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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.