Home / 183,510.02-253,272.21-102,970.10

Finding the Fourth Proportional to 183,510.02, 253,272.21 and 102,970.10

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Solution

The fourth proportional to 183,510.02, 253,272.21 and 102,970.10 is: 142,114.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,510.02 : 253,272.21 = 102,970.10 : x
  2. Step 2: Convert to fraction form
    183,510.02/253,272.21 = 102,970.10/x
  3. Step 3: Cross multiply
    183,510.02x = 253,272.21 × 102,970.10
  4. Step 4: Simplify right side
    183,510.02x = 26,079,464,790.92
  5. Step 5: Solve for x
    x = 26,079,464,790.92/183,510.02
  6. Step 6: Final answer
    x = 142,114.66

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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.