Home / 237,938.09-328,428.08-153,055.16

Finding the Fourth Proportional to 237,938.09, 328,428.08 and 153,055.16

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Solution

The fourth proportional to 237,938.09, 328,428.08 and 153,055.16 is: 211,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,938.09 : 328,428.08 = 153,055.16 : x
  2. Step 2: Convert to fraction form
    237,938.09/328,428.08 = 153,055.16/x
  3. Step 3: Cross multiply
    237,938.09x = 328,428.08 × 153,055.16
  4. Step 4: Simplify right side
    237,938.09x = 50,267,611,073.39
  5. Step 5: Solve for x
    x = 50,267,611,073.39/237,938.09
  6. Step 6: Final answer
    x = 211,263.40

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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.