Home / 191,139.35-264,998.28-180,510.53

Finding the Fourth Proportional to 191,139.35, 264,998.28 and 180,510.53

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Solution

The fourth proportional to 191,139.35, 264,998.28 and 180,510.53 is: 250,262.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,139.35 : 264,998.28 = 180,510.53 : x
  2. Step 2: Convert to fraction form
    191,139.35/264,998.28 = 180,510.53/x
  3. Step 3: Cross multiply
    191,139.35x = 264,998.28 × 180,510.53
  4. Step 4: Simplify right side
    191,139.35x = 47,834,979,323.81
  5. Step 5: Solve for x
    x = 47,834,979,323.81/191,139.35
  6. Step 6: Final answer
    x = 250,262.34

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.