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Finding the Fourth Proportional to 228,061.93, 314,726.16 and 127,459.93

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Solution

The fourth proportional to 228,061.93, 314,726.16 and 127,459.93 is: 175,895.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,061.93 : 314,726.16 = 127,459.93 : x
  2. Step 2: Convert to fraction form
    228,061.93/314,726.16 = 127,459.93/x
  3. Step 3: Cross multiply
    228,061.93x = 314,726.16 × 127,459.93
  4. Step 4: Simplify right side
    228,061.93x = 40,114,974,322.77
  5. Step 5: Solve for x
    x = 40,114,974,322.77/228,061.93
  6. Step 6: Final answer
    x = 175,895.09

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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.