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Finding the Fourth Proportional to 375,307.13, 563,055.75 and 109,061.93

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Solution

The fourth proportional to 375,307.13, 563,055.75 and 109,061.93 is: 163,620.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,307.13 : 563,055.75 = 109,061.93 : x
  2. Step 2: Convert to fraction form
    375,307.13/563,055.75 = 109,061.93/x
  3. Step 3: Cross multiply
    375,307.13x = 563,055.75 × 109,061.93
  4. Step 4: Simplify right side
    375,307.13x = 61,407,946,247.29
  5. Step 5: Solve for x
    x = 61,407,946,247.29/375,307.13
  6. Step 6: Final answer
    x = 163,620.52

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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.