Home / 328,660.02-493,130.76-104,038.74

Finding the Fourth Proportional to 328,660.02, 493,130.76 and 104,038.74

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Solution

The fourth proportional to 328,660.02, 493,130.76 and 104,038.74 is: 156,102.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,660.02 : 493,130.76 = 104,038.74 : x
  2. Step 2: Convert to fraction form
    328,660.02/493,130.76 = 104,038.74/x
  3. Step 3: Cross multiply
    328,660.02x = 493,130.76 × 104,038.74
  4. Step 4: Simplify right side
    328,660.02x = 51,304,702,925.64
  5. Step 5: Solve for x
    x = 51,304,702,925.64/328,660.02
  6. Step 6: Final answer
    x = 156,102.66

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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.