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Finding the Fourth Proportional to 238,225.02, 328,751.16 and 130,802.01

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Solution

The fourth proportional to 238,225.02, 328,751.16 and 130,802.01 is: 180,507.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,225.02 : 328,751.16 = 130,802.01 : x
  2. Step 2: Convert to fraction form
    238,225.02/328,751.16 = 130,802.01/x
  3. Step 3: Cross multiply
    238,225.02x = 328,751.16 × 130,802.01
  4. Step 4: Simplify right side
    238,225.02x = 43,001,312,517.83
  5. Step 5: Solve for x
    x = 43,001,312,517.83/238,225.02
  6. Step 6: Final answer
    x = 180,507.12

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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.