Home / 166,051.40-249,077.10-47,715.80

Finding the Fourth Proportional to 166,051.40, 249,077.10 and 47,715.80

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Solution

The fourth proportional to 166,051.40, 249,077.10 and 47,715.80 is: 71,573.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,051.40 : 249,077.10 = 47,715.80 : x
  2. Step 2: Convert to fraction form
    166,051.40/249,077.10 = 47,715.80/x
  3. Step 3: Cross multiply
    166,051.40x = 249,077.10 × 47,715.80
  4. Step 4: Simplify right side
    166,051.40x = 11,884,913,088.18
  5. Step 5: Solve for x
    x = 11,884,913,088.18/166,051.40
  6. Step 6: Final answer
    x = 71,573.70

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1.5x scale

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.