Home / 97,065.34-133,929.50-56,771.23

Finding the Fourth Proportional to 97,065.34, 133,929.50 and 56,771.23

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Solution

The fourth proportional to 97,065.34, 133,929.50 and 56,771.23 is: 78,332.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,065.34 : 133,929.50 = 56,771.23 : x
  2. Step 2: Convert to fraction form
    97,065.34/133,929.50 = 56,771.23/x
  3. Step 3: Cross multiply
    97,065.34x = 133,929.50 × 56,771.23
  4. Step 4: Simplify right side
    97,065.34x = 7,603,341,829.61
  5. Step 5: Solve for x
    x = 7,603,341,829.61/97,065.34
  6. Step 6: Final answer
    x = 78,332.20

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1.5x scale

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.