Home / 238,035.92-328,510.35-130,626.95

Finding the Fourth Proportional to 238,035.92, 328,510.35 and 130,626.95

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Solution

The fourth proportional to 238,035.92, 328,510.35 and 130,626.95 is: 180,276.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,035.92 : 328,510.35 = 130,626.95 : x
  2. Step 2: Convert to fraction form
    238,035.92/328,510.35 = 130,626.95/x
  3. Step 3: Cross multiply
    238,035.92x = 328,510.35 × 130,626.95
  4. Step 4: Simplify right side
    238,035.92x = 42,912,303,421.38
  5. Step 5: Solve for x
    x = 42,912,303,421.38/238,035.92
  6. Step 6: Final answer
    x = 180,276.59

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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.