Home / 157,636.36-236,490.18-52,459.48

Finding the Fourth Proportional to 157,636.36, 236,490.18 and 52,459.48

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Solution

The fourth proportional to 157,636.36, 236,490.18 and 52,459.48 is: 78,701.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,636.36 : 236,490.18 = 52,459.48 : x
  2. Step 2: Convert to fraction form
    157,636.36/236,490.18 = 52,459.48/x
  3. Step 3: Cross multiply
    157,636.36x = 236,490.18 × 52,459.48
  4. Step 4: Simplify right side
    157,636.36x = 12,406,151,867.91
  5. Step 5: Solve for x
    x = 12,406,151,867.91/157,636.36
  6. Step 6: Final answer
    x = 78,701.08

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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.