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Finding the Fourth Proportional to 79,307.79, 118,924.02 and 46,038.06

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Solution

The fourth proportional to 79,307.79, 118,924.02 and 46,038.06 is: 69,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,307.79 : 118,924.02 = 46,038.06 : x
  2. Step 2: Convert to fraction form
    79,307.79/118,924.02 = 46,038.06/x
  3. Step 3: Cross multiply
    79,307.79x = 118,924.02 × 46,038.06
  4. Step 4: Simplify right side
    79,307.79x = 5,475,031,168.20
  5. Step 5: Solve for x
    x = 5,475,031,168.20/79,307.79
  6. Step 6: Final answer
    x = 69,035.23

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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.