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Finding the Fourth Proportional to 238,225.68, 328,752.10 and 130,802.67

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Solution

The fourth proportional to 238,225.68, 328,752.10 and 130,802.67 is: 180,508.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,225.68 : 328,752.10 = 130,802.67 : x
  2. Step 2: Convert to fraction form
    238,225.68/328,752.10 = 130,802.67/x
  3. Step 3: Cross multiply
    238,225.68x = 328,752.10 × 130,802.67
  4. Step 4: Simplify right side
    238,225.68x = 43,001,652,448.11
  5. Step 5: Solve for x
    x = 43,001,652,448.11/238,225.68
  6. Step 6: Final answer
    x = 180,508.05

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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.