Home / 85,545.55-118,053.62-47,307.67

Finding the Fourth Proportional to 85,545.55, 118,053.62 and 47,307.67

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Solution

The fourth proportional to 85,545.55, 118,053.62 and 47,307.67 is: 65,285.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,545.55 : 118,053.62 = 47,307.67 : x
  2. Step 2: Convert to fraction form
    85,545.55/118,053.62 = 47,307.67/x
  3. Step 3: Cross multiply
    85,545.55x = 118,053.62 × 47,307.67
  4. Step 4: Simplify right side
    85,545.55x = 5,584,841,957.61
  5. Step 5: Solve for x
    x = 5,584,841,957.61/85,545.55
  6. Step 6: Final answer
    x = 65,285.01

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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.