Home / 183,572.02-253,328.28-102,999.30

Finding the Fourth Proportional to 183,572.02, 253,328.28 and 102,999.30

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Solution

The fourth proportional to 183,572.02, 253,328.28 and 102,999.30 is: 142,138.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,572.02 : 253,328.28 = 102,999.30 : x
  2. Step 2: Convert to fraction form
    183,572.02/253,328.28 = 102,999.30/x
  3. Step 3: Cross multiply
    183,572.02x = 253,328.28 × 102,999.30
  4. Step 4: Simplify right side
    183,572.02x = 26,092,634,173.98
  5. Step 5: Solve for x
    x = 26,092,634,173.98/183,572.02
  6. Step 6: Final answer
    x = 142,138.40

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1.5x scale

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.