Home / 157,938.16-236,897.48-52,748.32

Finding the Fourth Proportional to 157,938.16, 236,897.48 and 52,748.32

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Solution

The fourth proportional to 157,938.16, 236,897.48 and 52,748.32 is: 79,119.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,938.16 : 236,897.48 = 52,748.32 : x
  2. Step 2: Convert to fraction form
    157,938.16/236,897.48 = 52,748.32/x
  3. Step 3: Cross multiply
    157,938.16x = 236,897.48 × 52,748.32
  4. Step 4: Simplify right side
    157,938.16x = 12,495,944,082.23
  5. Step 5: Solve for x
    x = 12,495,944,082.23/157,938.16
  6. Step 6: Final answer
    x = 79,119.22

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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.