Home / 113,000.09-155,934.74-62,011.67

Finding the Fourth Proportional to 113,000.09, 155,934.74 and 62,011.67

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Solution

The fourth proportional to 113,000.09, 155,934.74 and 62,011.67 is: 85,573.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,000.09 : 155,934.74 = 62,011.67 : x
  2. Step 2: Convert to fraction form
    113,000.09/155,934.74 = 62,011.67/x
  3. Step 3: Cross multiply
    113,000.09x = 155,934.74 × 62,011.67
  4. Step 4: Simplify right side
    113,000.09x = 9,669,773,013.77
  5. Step 5: Solve for x
    x = 9,669,773,013.77/113,000.09
  6. Step 6: Final answer
    x = 85,573.15

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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.