Home / 92,948.04-139,307.85-42,960.51

Finding the Fourth Proportional to 92,948.04, 139,307.85 and 42,960.51

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Solution

The fourth proportional to 92,948.04, 139,307.85 and 42,960.51 is: 64,387.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,948.04 : 139,307.85 = 42,960.51 : x
  2. Step 2: Convert to fraction form
    92,948.04/139,307.85 = 42,960.51/x
  3. Step 3: Cross multiply
    92,948.04x = 139,307.85 × 42,960.51
  4. Step 4: Simplify right side
    92,948.04x = 5,984,736,283.00
  5. Step 5: Solve for x
    x = 5,984,736,283.00/92,948.04
  6. Step 6: Final answer
    x = 64,387.98

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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.