Home / 112,032.02-154,596.93-61,731.02

Finding the Fourth Proportional to 112,032.02, 154,596.93 and 61,731.02

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Solution

The fourth proportional to 112,032.02, 154,596.93 and 61,731.02 is: 85,184.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,032.02 : 154,596.93 = 61,731.02 : x
  2. Step 2: Convert to fraction form
    112,032.02/154,596.93 = 61,731.02/x
  3. Step 3: Cross multiply
    112,032.02x = 154,596.93 × 61,731.02
  4. Step 4: Simplify right side
    112,032.02x = 9,543,426,177.77
  5. Step 5: Solve for x
    x = 9,543,426,177.77/112,032.02
  6. Step 6: Final answer
    x = 85,184.81

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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.