Home / 112,939,068.32-169,326,011.76-36,218,425.76

Finding the Fourth Proportional to 112,939,068.32, 169,326,011.76 and 36,218,425.76

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Solution

The fourth proportional to 112,939,068.32, 169,326,011.76 and 36,218,425.76 is: 54,301,152.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,939,068.32 : 169,326,011.76 = 36,218,425.76 : x
  2. Step 2: Convert to fraction form
    112,939,068.32/169,326,011.76 = 36,218,425.76/x
  3. Step 3: Cross multiply
    112,939,068.32x = 169,326,011.76 × 36,218,425.76
  4. Step 4: Simplify right side
    112,939,068.32x = 6,132,721,586,166,446
  5. Step 5: Solve for x
    x = 6,132,721,586,166,446/112,939,068.32
  6. Step 6: Final answer
    x = 54,301,152.62

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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.