Home / 155,487.60-233,232.48-66,666.24

Finding the Fourth Proportional to 155,487.60, 233,232.48 and 66,666.24

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Solution

The fourth proportional to 155,487.60, 233,232.48 and 66,666.24 is: 99,999.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,487.60 : 233,232.48 = 66,666.24 : x
  2. Step 2: Convert to fraction form
    155,487.60/233,232.48 = 66,666.24/x
  3. Step 3: Cross multiply
    155,487.60x = 233,232.48 × 66,666.24
  4. Step 4: Simplify right side
    155,487.60x = 15,548,732,487.48
  5. Step 5: Solve for x
    x = 15,548,732,487.48/155,487.60
  6. Step 6: Final answer
    x = 99,999.82

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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.